Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?

Answers

Answer 1

Answer:

a drought

Explanation:

bullfrogs would only need to store more water if they would go longer periods of time without it - think about how cacti store all the water they can in desert, since there is not a lot of water there.


Related Questions

- When a person does work on an object, the object gains energy. As a bicycle rider rides from the bottom to the top of a hill, the
energy from the work can become which combination of types of energy.
The riders work becomes kinetic energy only
The riders work becomes a combination of kinetic energy and heat
The riders work becomes a combination of gravitational potential and heat
The riders work becomes a combination of gravitational potential,
energy and heat

Answers

Answer:

The riders work becomes a combination of gravitational potential,

kinetic energy and heat.

Explanation:

His work becomes gravitational potential as the raider gains height. This can be seen from the equation of gravitational potential:

[tex]U = m*g*h[/tex],

where m is the mass, g is the gravity and h is the height. Since the rider's final position is higher than his starting position the change of gravitational position is greater than 0.

His work becomes kinetic energy as he gains speed: assuming he was at rest at starting position he must increase his speed to move to the top of the hill, and because kinetic energy depends on speed, part of his work becomes kinetic energy.

Finally, part of his work turns into heat due to all the losses because of the friction in the bicycle gears.

Answer:

4

Explanation:

Easy, answer quick! What is diffusion?​

Answers

Answer:

Diffusion is net movement of anything from a region of higher concentration to a region of lower concentration. Diffusion is driven by a gradient in concentration. The concept of diffusion is widely used in many fields, including physics, chemistry, biology, sociology, economics, and finance.

Explanation:

Final answer:

Diffusion is the passive transport of molecules from an area of higher concentration to an area of lower concentration until the same concentration is reached throughout a space. Only molecules that are soluble in the medium and can cross barriers will diffuse. Variations on diffusion include the processes of filtration and osmosis.

Explanation:

Diffusion is a process by which molecules disperse in space in response to differences in concentration. It is a passive transport process, requiring no energy, occurring naturally in various situations such as the dispersal of a sample of gas in a closed container. Molecules move from areas of higher concentration to areas of lower concentration until equilibrium is reached where concentrations are equal throughout.

A principle of diffusion is that only substances which are soluble and can cross the membrane will diffuse through it. This is seen, for example, in the process of osmosis, which is the diffusion of water through a concentration gradient in living systems.

Importantly, in living organisms, the rate of diffusion must match the rate of oxygen uptake and carbon dioxide removal for the process to work effectively.

There are variations to this process, such as filtration and facilitated transport, which also move substances in response to a concentration gradient but may be enhanced by other factors such as pressure.

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If the distance between two charge particles is increased by four, the force will decrease by a factor of

Answers

Answer:

16

Explanation:

the force is inverse squred proportaional to the distance

Answer:

16

Explanation:

just did it on edg

A car goes from 90.0m/s to a stop in 3.00s. What is the acceleration

Answers

Answer:

[tex]-30m/s^{2}[/tex]

Explanation:

The first equation of motion given as,

v = u +at

Here, u is initial and v is final velocity and a is acceleration and t is time taken.

As per question car initial velocity, u = 90 m/s, final velocity, v =0 and time taken, t = 3.00 s.

Substituting these values in first equation of motion, we get

   0 = 90 m/s + a×3.00 s

or, [tex]a = \frac{-90m/s}{3.00s}[/tex]

            [tex]a=-30m/s^{2}[/tex]

Thus, the deacceleration of the car is [tex]-30m/s^{2}[/tex]

     

The acceleration of the car that goes from 90.0 m/s to a stop in 3.00s is -30.0 m/s².

The acceleration of the car can be calculated by using the equation:

Acceleratin = (final velocity - initial velocity) / time

= (0-90)/3

= -30.0 m/s².

Which is an example of something heated by conduction?


food heated in a microwave oven


a waffle iron heated by coils


pavement heated by the sun


a room heated by moving air

Answers

Answer:

A waffle iron heated by coils

Explanation:

A waffle iron heated by coils - conduction

Food heated in a microwave oven - radiation

Pavement heated by the sun - radiation

A room heated by moving air - convection

Many theories about atomic structure have molded the current view of the
atom. The quantum model suggests that electrons

Answers

Answer:

Orbit around the nucleus at specific energy levels

Explanation:

In the quantum model of the atom (Bohr's model), electrons orbit the nucleus at specific orbits corresponding to specific energy level - this means that an electron cannot be found in the space between two orbits.

Since each orbit correspond to a a precise energy level, this means that the spectrum of emission and absorption of an atom is discrete. In fact:

- When an electron jumps from a lower energy level to a higher energy level, it absorbs a photon whose energy is equal to the difference in energy between the two levels - so photons of only specific frequencies are absorbed

- When an electron jumps from a higher energy level to a lower energy level, it emits a photon whose energy is equal to the difference in energy between the two levels - so photons of only specific frequencies are emitted

A ball rolled 10 meters in 2 seconds. Its velocity is m/s

Answers

Answer:

velocity is 5m/s

Explanation:

data

d=10m

t=2sec

v=?

from

v=d/t

v=10m/2s

v=5m/s

Its SPEED is (10m/2s) = 5 m/s .

It's not possible to determine its velocity from the given information, because we don't know the direction in which it rolled.

How does a molecule form?​

Answers

Answer:

Molecules are made up of atoms that are held together by chemical bonds. These bonds form as a result of the sharing or exchange of electrons among atoms. The atoms of certain elements readily bond with other atoms to form molecules. Examples of such elements are oxygen and chlorine.

Explanation:

A molecule forms from electrons shared between two atoms. The correct option is B.

Atoms join forces and engage in interaction to create molecules. To achieve a stable electron configuration, this frequently entails sharing electrons between atoms.

Covalent bonds, a sort of chemical bond, are made possible by this sharing of electrons.

The exchange of electrons between two atoms at their outermost energy levels, or valence shells, results in covalent bonds.

Atoms can acquire a more stable structure and fill their outermost energy levels by sharing electrons, just like the noble gases do.

The atoms can achieve a lower overall energy state thanks to this electron sharing, which makes the molecule more stable than the sum of its parts.

Thus, the correct option is B.

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If you have to choose between being unemployed and accepting a job you do not like, you are likely to experience which type of conflict?

Answers

Answer:

Avoidance-Avoidance

Explanation:

You don't want either, but you have to pick one.  

Final answer:

The type of conflict that you would likely experience when having to choose between being unemployed and accepting a job you do not like is called an intrapersonal conflict.

Explanation:

The type of conflict that you would likely experience when having to choose between being unemployed and accepting a job you do not like is called an intrapersonal conflict. This type of conflict occurs within an individual when they have conflicting desires or goals. In this case, you may have the desire to be employed and financially stable, but also the desire to find a job that you enjoy and are passionate about.

For our statistical definition of entropy, we use the equation S = klnW. In this equation, what does k represent? A. kelvin B. Fludd's constant: 6.02 × 1023 C. Carnot's constant: 9.8 × 10–8 D. Boltzmann's constant: 1.38 × 10–23

Answers

In the equation [tex]S=klnW k[/tex] represents Boltzmann constant

Answer: Option D

Explanation:

Entropy is defined as the degree of randomness of a system. In the given equation S represents entropy of the gas, k represent Boltzmann constant and W represents number of micro states possible.

W  or number of micro states means the number of ways atoms and molecules ca be arranged in a thermodynamic system. When number of micro states is more the degree of randomness namely the entropy is more.

In solid to liquid transformation the entropy increases. Similarly liquid to gas transformation also increases the entropy of the system increases.  

Answer: D.

Boltzmann's constant: 1.38 × 10⁻²³

Explanation: edmentum

A top-fuel dragster accelerates from rest to a velocity of 100 m/s in 8s. What is the acceleration

Answers

Answer:

Explanation:

a=v-u/t

v=final velocity

u=initial velocity

u=0(when a body starts from rest the initial velocity is 0)

v=100m/s

t=8s

a=100-0/8

=12.5m/s²

What are four examples of properties?

Answers

Explanation:

physical and chemical properties. Examples of physical properties are: color, smell, freezing point, boiling point, melting point, infra-red spectrum, attraction (paramagnetic) or repulsion (diamagnetic) to magnets, opacity, viscosity and density. There are many more examples.

20. In a parallel RL circuit, 10 mA flows through the resistor and 4 mA flows through the inductor. What phase angle separates voltage and current in this circuit?

A. 18.6°
B. 28.6°
C. 24.6°
D. 21.8°

Answers

Answer:

Option D: 21.8 degrees

Explanation:

In a parallel RL circuit, the current in the resistor R and that in the inductor L are separated among themselves 90 degrees as illustrated in the attached image. In the image the current in the resistor is represented in orange, that of the inductor in blue, and the total current (vector addition of the previous two) is represented  in red, forming a certain angle (theta) with respect to the current in the resistor. The output voltage is the same as the input voltage as measured over the resistor R.

Therefore, the phase angle that separated output voltage and total current can be obtained using the fact that tan(phase angle) = [tex]\frac{I_l}{I_R} = \frac{x}{y} \frac{4}{10}[/tex], therefore the angle is the arctangent of 4/10:

[tex]arctang(\frac{4}{10} )= 21.801[/tex] degrees.

Answer:

The phase angle between voltage and current in a parallel [tex]RL[/tex] circuit is 21.8°

Explanation:

In this question  input voltage [tex]V_i_n[/tex]  across both the components, the resistor and inductor is same since it is  a  parallel [tex]RL[/tex] circuit.  

Current cross resistor [tex]I_R=10 mA[/tex]

Current across inductor [tex]I_L=2 mA[/tex]  

Inductive reactance [tex]X_L= \frac{ V_i_n}{I_L} = \frac{V_i_n}{(2 mA)}[/tex]

Resistance of the resistor [tex]R= \frac{V_i_n}{I_R} = \frac {V_i_n}{(10 mA)}[/tex][tex][/tex]

Phase angle between voltage and current ∅ [tex] =tan^-^1 R/X_L[/tex]

[tex]=tan^-^1 \frac{(V_i_n /10)}{(V_i_n /2)}=  tan^-^1 \ \frac{2}{10}=tan^-^1\ 0.4[/tex]

=21.8°

a ball is rolled down hill with an initial velocity of 4.2 m/s. how far will it roll in 11.6s if it accelerates at 2.3m/s2​

Answers

Explanation:

Given:

x₀ = 0 m

v₀ = 4.2 m/s

t = 11.6 s

a = 2.3 m/s²

Find: x

x = x₀ + v₀ t + ½ at²

x = 0 m + (4.2 m/s) (11.6 s) + ½ (2.3 m/s²) (11.6 s)²

x ≈ 203 m

Round as needed.

A man pulls a 50 kilogram box 20 meters across the floor with the aid of a rope tied to the box. The rope makes an angle of 30 degrees with the horizontal. In pulling the box the man exerts a force of 100 newtons. How much work is done by the man?

Answers

Answer:

1732.05 J

Explanation:

The man is doing 100N of force on the rope at an angle of 30° where he is pulling a box 20 meters across the floor.

Work is equal to the force exerted in the direction of motion multiplied by the distance.

Mathematically, Work=F×D×CosineФ

where F=force in newtons

D=displacement in meters

Ф=the angle between the force vector and the direction of motion

Substitute values in formula

Work=100×20×cosine 30°

Work=100×20×0.86602540378

Work=1732.05 J

In the graph, which region shows nonuniform positive acceleration?
A.AB
B.BC
C.CD
D.OA

Answers

Answer: A.AB

Explanation:

This Velocity vs Time graph shows the acceleration of a body or object, since acceleration is the variation of velocity in time.

As we can see in the attached image, the graph can be divided in four segments:

OA: In this segment the acceleration is changing at a uniform rate. In addition we can see it has a positive slope, hence we are dealing with a positive uniform acceleration.

AB: In this segment the acceleration is changing at a nonuniform rate, since  in this part it is not possible to calculate the slope. However if this were uniform, the slope woul be positive. This means the acceleration is nonuniform and positive.

BC: In this segment the acceleration is changing at a nonuniform rate, since  in this part it is not possible to calculate the slope. However if this were uniform, the slope woul be negative. This means the acceleration is nonuniform and negative.

CD: In this segment the acceleration is changing at a uniform rate. In addition we can see it has a negative slope, hence we are dealing with a negative uniform acceleration.

From all these segments, the only one that fulfils the nonuniform positive acceleration condition is option A:

Segment AB

Answer:

AB plato users ;)

Explanation:

The main goal of science is to


1)Collect facts and learn “the truth”

2)Understand nature

3)Do wild and crazy experiments

4)Is to produce facts

Answers

1) collect facts and learn the truth

Answer:

2. Understand nature

Explanation:

The main goal of science is to understand nature, because you need to find the best explanations for how nature works.

A soccer ball is kicked straight upwards with an initial vertical speed of 8.0 m/s. We can ignore air resistance. How long does it take the ball to have a downwards speed of 4.0 m/s?

Answers

Answer:

The time the ball it takes to have the downward speed 4 m/s is 1.22 sec.

Explanation:

Lets explain the motion of the ball

The ball is kicked straight upwards with an initial vertical speed of 8.0 m/s

Its velocity decreases util it reaches the maximum height

At the maximum height its velocity is equal to zero

Then it fall down to the ground

We can ignore air resistance

Lets find the time it takes the ball to reach the maximum height

The acceleration of gravity is -9.8 m/s²

The initial velocity is 8 m/s upward

The final velocity is zero

So lets use the rule v = u + gt, where v is the final velocity, u is the initial

velocity, g is the acceleration of gravity and t is the time

u = 8 , v = 0 , g = -9.8

Substitute these value in the equation above

0 = 8 - 9.8 t

Add 9.8 t for both sides

9.8 t = 8

Divide both sides by 9.8

t = 40/49 seconds

The ball falls withe initial velocity zero and increases to reach 4 m/s

The velocity 4 m/s is downward

The acceleration of gravity is 9.8 m/s²

By using the same rule

u = 0 , v = 4 , g = 9.8

4 = 0 + 9.8 t

4 = 9.8 t

Divide both sides by 9.8

t = 20/49

The time the ball it takes to have the downward speed 4 m/s is the sum

of the two times above

The time the ball it takes = [tex]\frac{40}{49}+\frac{20}{49}=\frac{60}{49}=1.22[/tex] seconds

The time the ball it takes to have the downward speed 4 m/s is 1.22 sec.

A cube made Of an unknown material has a height of 9 symeters the mass of this cube is 3645 g. calculate the density of this cube given this information

Answers

Answer: [tex]5 \frac{g}{cm^{3}}[/tex]

Explanation:

The density [tex]\rho[/tex] of a material is given by:

[tex]\rho=\frac{m}{V}[/tex] (1)

Where:

[tex]m=3645 g[/tex] is the mass of the cube

[tex]V[/tex] is the volume of the cube

Now, the volume of a cube is equal to the length [tex]L[/tex] of its edge to the power of 3:

[tex]V=L^{3}[/tex] (2)

If we know [tex]L=9 cm[/tex], the volume of this cube is:

[tex]V=(9 cm)^{3}=729 cm^{3}[/tex] (3)

Substituting (3) in (1):

[tex]\rho=\frac{3645 g}{729 cm^{3}}[/tex] (4)

[tex]\rho=5 \frac{g}{cm^{3}}[/tex] This is the density of the cube



9. A wave on Beaver Dam Lake passes by two docks that are 40.0 m apart.
a. If there is a crest at each dock and another three crests between the two docks, determine the
wavelength.
b. If 10 waves pass one dock every 16.0 seconds, determine the period and frequency of the wave.
.

c. What is the speed of the wave?

Answers

Answers:

a) 10 m

b) time=1.6 s, frquency=0.625 Hz

c) 6.25 m/s

Explanation:

a) If there is a crest at each dock and another three crests between the two docks, and the wavelength [tex]\lambda[/tex] is the distance between to crests; this means we have [tex]4\lambda[/tex] in [tex]40 m[/tex]:

[tex]40 m=4\lambda[/tex]

Clearing [tex]\lambda[/tex]:

[tex]\lambda=\frac{40 m}{4}[/tex]

[tex]\lambda=10 m[/tex]

b) This part can be solved by a Rule of Three:

If 10 waves ---- 16 s

1 wave ----- [tex]T[/tex]

Then:

[tex]T=\frac{(1 wave)(16 s)}{10 waves}[/tex]

[tex]T=1.6 s[/tex] This is the period of the wave

On the other hand, the frequency [tex]f[/tex] of the wave has an inverse relation with its period [tex]T[/tex]:

[tex]f=\frac{1}{T}[/tex]

[tex]f=\frac{1}{1.6 s}[/tex]

[tex]f=0.625 Hz[/tex] This is the frequency of the wave

c) The speed [tex]v[/tex] of a wave is given by the following equation:

[tex]v=\frac{\lambda}{T}[/tex]

[tex]v=\frac{10 m}{1.6 s}[/tex]

Finally:

[tex]v=6.25 m/s[/tex]

Question 4 of 10
2 Points
What is the internal energy of 7.00 mol of N2 gas at 40°C? To solve this
problem, use the equation: Udiatomie Gas =
Remember that R=8.31 J/(mol-K) and K = °C + 273.
O A 45.500
O B. 5820
O C. 11,600
O D. 18.2003

Answers

Answer:

A. 45500 J

Explanation:

Internal energy of diatomic gas is:

U = 5/2 nRT

where n is the number of moles,

R is the universal gas constant,

and T is the absolute temperature.

Given n = 7.00 mol, R = 8.31 J/mol/K, and T = 40+273 = 313 K:

U = 5/2 (7.00 mol) (8.31 J/mol/K) (313 K)

U = 45500 J

Final answer:

Option C) The internal energy of 7.00 mol of N2 gas at 40°C is 8.62 × 10⁴ J, which is best approximated by option C (11,600 J) when considering significant figures.

Explanation:

The question is asking for the internal energy of a diatomic gas, specifically nitrogen gas (N2), at a certain temperature. The internal energy (U) of an ideal diatomic gas can be calculated using the formula [tex]U = (\frac{5}{2}) nRT[/tex], where 'n' is the number of moles, 'R' is the ideal gas constant, and 'T' is the temperature in Kelvin.

Firstly, convert the temperature from Celsius to Kelvin by adding 273 to the given temperature (40°C), resulting in T = 313 K. Now, use [tex]U = (\frac{5}{2}) nRT[/tex] with n = 7.00 mol, R = 8.31 J/(mol·K), and T = 313 K.

[tex]U = (\frac{5}{2}) \times 7.00 mol \times 8.31 J/(mol.K) \times 313 K = 86212.15 J[/tex]

When this value is rounded to the correct number of significant figures and expressed in scientific notation, it becomes 8.62 × 10⁴ J, which matches option C when written as 86200 J or 86.2 kJ.

list these liquids from densest to least dense: water, oil, gasoline, seawater, and corn syrup.

Answers

Answer:

Greatest ~ Corn Syrup, Seawater, Water, Oil, Gasoline ~ Least

Explanation:

Density (g/mL)

Corn Syrup: 1.4 g/mL

Seawater: 1.029 g/mL

Water: 0.997 g/mL

Oil: 0.93 g/mL

Gasoline: 0.7489 g/mL

We have that for a list from densest to least dense we have

Corn syrup(1,380kg/m^3)Water (1026kg/m^3)Water (997kg/m^3)Oil(700–950 kg/m^3)Gasoline,(700–800 kg/m^3)

From the question we are told

list these liquids from densest to least dense:

Water,Oil,Gasoline,seawater, Corn syrup.

Generally

Density

This is simply defined as the ratio of mass to volume of a material or substance

Therefore

For a list from densest to least dense we have

Corn syrup(1,380kg/m^3)Water (1026kg/m^3)Water (997kg/m^3)Oil(700–950 kg/m^3)Gasoline,(700–800 kg/m^3)

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PLEASE HELP!!
The centers of two 15.0-kilogram spheres are separated by 3.00 meters. What is the magnitude of the gravitational force that one sphere exerts on the other?
A
1.11 × 10-10 N

B
3.34 × 10-10 N

C
1.67 × 10-9 N

D
5.00 × 10-9 N

Answers

Answer:

C  1.67 × 10-9 N

Explanation:

The magnitude of the gravitational force between two objects is given by:

[tex]F=G\frac{m_1 m_2}{r^2}[/tex]

where

G is the gravitational constant

m1 ,m2 are the masses of the two objects

r is their separation

In this problem, we have:

[tex]m_1 = m_2 = 15.0 kg[/tex]

r = 3.00 m

Substituting into the equation, we find

[tex]F=(6.67\cdot 10^{-11}) \frac{(15)(15)}{3.00^2}=1.67\cdot 10^{-9} N[/tex]

The gravitational force between two 15.0 kg spheres separated by 3.00 meters is calculated to be approximately 1.67 × 10⁻⁹ N. Therefore, the correct answer is option C.

Newton's Law of Universal Gravitation:

F = G * (m₁ * m₂) / d²

where,

F is the gravitational forceG is the gravitational constant (6.674 × 10⁻¹¹ N·m²/kg²) m₁ and m₂ are the masses of the spheresd is the distance between their centers.

Plugging in the given values:

F = 6.674 × 10⁻¹¹ N·m²/kg² * (15.0 kg * 15.0 kg) / (3.00 m)²F = 6.674 × 10⁻¹¹ N·m²/kg² * 225 kg² / 9.00 m²

After simplifying:

F ≈ 1.67 × 10⁻⁹ N

Thus, the correct answer is C (1.67 × 10⁻⁹ N).

A scientific theory Question 4 options: Holds the highest level of acceptance Explains a number of facts Uses specific hypotheses and descriptive laws that have been well-tested All of the above None of the above

Answers

Answer:

All of the above

Explanation:

Scientific theories are explanations of various well known facts. They are hypotheses that best explain a scientific phenomenon. More development of theories doesn’t make it acceptable.  

Instead they have to supported by the results of  several tests performed by employing proper scientific methods. It is only after several years of thorough scientific research a theory is accepted as the best explanation of a phenomenon. Unlike facts that are accepted as universal truths theories can be proven wrong over time .

Answer:

all of the above

Explanation:

5. How far has a cyclist traveled if she has been moving at 30 m/s for 5.0 minutes?

Answers

Answer:

9000 m

Explanation:

To calculate the distance traveled by cyclist, using the relation between distance, velocity and time as

d = v × t

Here, d is distance traveled, v is velocity and t is time taken.

We have, v = 30 m/s and t = 5 min = 5×60= 300 s.

Substituting these values in above formula we get

d = 30 m/s × 300 s

d = 9000 m.

Thus, the distance traveled by cyclist is 9000 m.

Rachel and her family live in a region where Cacti, shirt grasses, and small bushes flourish. In which Boone do they live?

Answers

Answer:

Most likely the Savanna or Desert.

Explanation:

Answer:

Explanation:

Rachel and her family is most suppose to be living in a desert area.

The forest and vegetation of a desert is similar to what described location of Rachel family. The region has Cacti, short grasses and small bushes flourish.

These natural vegetation is grown in desert as they do not need much water for there growth.

1. What is the speed of a truck that travels 10
km in 10 minutes?

Answers

Answer:

60 km an hour. If you travel 10 miles in 10 mins there are 60 minutes in an hour so your traveling 60 miles an hour

Explanation:

The speed of the truck is 16.67 m/s

To calculate the speed of the truck, we can use the following formula:

speed = distance ÷ time

In SI notation, we denote speed in meters per second.

So, we convert 10 km to meters (1 km = 1000 m)

⇒ (10 × 1000) m = 10000 m

Now, we convert 10 minutes to seconds (1 minute = 60 seconds)

⇒ (10 × 60) s = 600 s

∴ speed = 10000 m ÷ 600 s = 16.67 m/s

5. How much does a suitcase weigh if it has a mass of 22.5 kg?

Answers

Answer:

Weight of the suitcase, W = 220.5 N

Explanation:

It is given that,

Mass of the suitcase, m = 22.5 kg

Let W is the weight of the suitcase. The weight of an object is equal to the force acting on it due to the gravity. It is given by the product of mass and acceleration due to gravity.Mathematically, it is given by :

W = mg

[tex]W=22.5\times 9.8[/tex]

W = 220.5 N          

So, the weight of the suitcase is 220.5 N. Hence, this is the required solution.              

The weight of the suitcase is 220.5 Newton.

Given the following data:

Mass of suitcase = 22.5 kilograms.

We know that acceleration due to gravity (a) for an object is equal to 9.8 meter per seconds square.

To find how much this suitcase weigh, we would determine the weight of the suitcase by using the value of its mass.

Mathematically, the weight of an object is calculated by using the formula;

[tex]Weight = mg[/tex]

Where:

m is the mass of an object. g is the acceleration due to gravity.

Substituting the values into the formula, we have;

[tex]Weight = 22.5[/tex] × [tex]9.8[/tex]

Weight = 220.5 Newton.

Therefore, the weight of the suitcase is 220.5 Newton.

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The acceleration of segment D is m/s2. Rank segments A, B , C from least accelerations to greatest acceleration. Least
Greatest​

Answers

Segment D is -20 m/s squared

C

B

A

I know because I just did this

Final answer:

Segments A, B, and C can be ranked from least to greatest acceleration based on the given information.

Explanation:

The segments A, B, and C can be ranked from least to greatest acceleration as follows:

Segment C: The acceleration is zero, indicating that there is no change in velocity.Segment A: The acceleration is constant and positive, meaning there is a gradual increase in velocity.Segment B: The acceleration is constant and larger in magnitude than segment A, indicating a faster increase in velocity.

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what does a equal? 3/2 a -13=5​

Answers

Answer:

a=12

Explanation:

- add 13 to both sides

3/2a = 5+13

- multiply by 2/3

2/3 * 3/2 * a = 2/3 * 18

a = 12

Step-1 :
Substitute 13 to right side
3/2a=5+13
3/2a=18
a=18x2/3
a=12
So,answer is 12
Other Questions
You measure the shadow cast by a certain tall building and find that it is 105 feet long. Then you measure the shadow by a three foot post and find that is 4 inches long. Determine the buildings height You paid $713 last year for a zero-coupon bond that promised to pay you $1,000 at the end of 5 years. Rather than hold it for the remaining four years, you have decided to sell it today. The prevailing effective annual interest rate is 9%. To the nearest dollar, what price do you expect to get for your bond? Indicate whether each of the following numbers is divisible by 3.Answer yes or no.a. 27b. 35c. 123d. 402 How did colonists feel about Pitts plan Rivalry in North America Consider an alcohol and a mercury thermometer that read exactly 0 oC at the ice point and 100 oC at the steam point. The distance between the two points is divided into 100 equal parts in both thermometers. Do you think these thermometers will give exactly the same reading at a temperature of , say, 60 oC? Explain. The bones of a saber-toothed tiger are found to have an activity per gram of carbon that is 12.9 % of what would be found in a similar live animal. How old are these bones? Calculate the volume of 48.3 g of carbon monoxide at STP. Enter your answer in the box provided. L Study the map of the route of the Panama Canal. What was the purpose of creating Gatun Lake during construction of the canal? It got rid of mosquitoes and reduced rates of malaria. It reduced the amount of excavation required to build the canal. It allowed for increased tourism due to recreational activities on the lake. It was one of the conditions set by Panama for selling the land to the US. To help project your voice: A. Shout so you can be heard over side conversations. B. Talk faster, with long phrasing. C. Lower the pitch of your voice. D. Sit down to relax your diaphragm and vocal cords. Which event happened at the end of the story "The Three Bears?" Which items name a type of precipitation?streamsnowcanalrainhailsteam Which sentence uses the word claim as a noun meaning "a statement of truth"? A. Galileo's claim that the Earth orbits the sun got him in a lot of trouble. B. Beth and Victor both claim to be taller than each other, so one of them must be lying. C. "I claim this land for Spain," Columbus said upon his arrival. D. The homesteaders moved west and staked their claim to land on the prairie. The steel ball A of diameter D = 25 mm slides freely on the horizontal rod of length L = 169 mm which leads to the pole face of the electromagnet. The force of attraction obeys an inverse-square law, and the resulting acceleration of the ball is a = K/(L - x)2, where K = 100 m3/s2 is a measure of the strength of the magnetic field. If the ball is released from rest at x = 0, determine the velocity v with which it strikes the pole face. Estimate the sum. Use benchmarks with decimal parts of 0, 0.25, 0.50, or 0.75.8.94+0.72A. 9.25B. 9.50C. 9.75 If you declare a variable as an instance variable within a class, and you declare and use the same variable name within a method of the class, then within the method, a) the variable used inside the method takes precedence b) the class instance variable takes precedence c) the two variables refer to a single memory address d) an error will occur What type of relationship between exists between kinetic energy and temperature ( direct or inverse) 5th grade The ramp is 1 ft high. The base of the ramp extends 14ft along the side of a building. How long is the sloped part of the ramp to the nearest hundredth of a foot? Consumption of alcohol, particularly larger volumes, causes increased urination. This is primarily due to inhibition of the secretion of which hormone?Select one:a. Aldosteroneb. Cortisolc. Adrenalined. Anti-diuretic hormone (ADH)e. Renin A researcher would like to evaluate the claim that large doses of Vitamin C can help prevent the common cold. One group of participants is given 500 mg of Vitamin C (500mg per day) and a second group is given a placebo (sugar pill). The researcher records the number of colds each individual experiences during the 3-month winter season. a. Identify the dependent variable for this study.b. Is the dependent variable discreet or continuous?c. What scale of measurement (nominal, ordinal, interval, or ratio) is used to measure the dependent variable. Sandra says that 4/7 - 1/3 = 3/4 because all you have to do is subtract the numerators and subtract the denominators. Convince Sandra that she is wrong. You may draw a rectangular fraction model to support your thinking.