an example of a Destructive force is the formation of mountains True or False?

Final answer:

Monatomic gold refers to individual gold atoms, while colloidal gold includes particles between 1 nanometer and 1 micrometer dispersed in a medium, displaying unique properties such as long-term stability and distinctive colors due to light absorption and scattering.

Explanation:

The difference between monatomic gold (Au) and colloidal gold lies in the size and dispersion of the gold particles. Monatomic gold refers to gold atoms that are not bonded to any other atoms, essentially in an isolated form. In contrast, colloidal gold consists of gold particles that are of colloidal size, meaning they range between 1 nanometer to 1 micrometer in diameter, and are dispersed in another substance, such as water. Colloidal particles are in a kind of “no person's land” between true solutions and solid particles, often not settling under gravity and can exhibit interesting properties such as the characteristic wine-red color of colloidal gold solutions due to selective absorption and scattering of light.

Colloidal gold is highly stable and can remain intact for many years, as illustrated by gold sols created in 1857 that are still intact. The state of dispersion and the color of colloidal gold can change with varying conditions such as particle size or environmental factors. On the other hand, monatomic atoms do not have such collective properties. Colloidal gold plays a significant role in various applications including medical diagnostics, due to its unique optical and chemical characteristics.

Answer:

Water falls from a reservoir through a channel to a turbine. The water turns the turbines, which allows the generator to make electricity.

It is falling instead of flowing, because elavation is an important part of the hydroeletric power plant, since gravity is a thing, and there was elevation, than it would be falling and not flowing.

Answer:

b

Explanation:

google

The table shows information about the moons of mars what is the orbital period of Deimos 1.26 days.

The amount of time a given astronomical object takes to complete one orbit around another object.

The table is missing, however I found the value of the orbital time period of Deimos on the web:

t = 30.4 hours

So, 30.4 hours. With a simple proportion we can convert it in days:

1 d: 24 h = x : 30.4 h

from which we find

x = 1.26 day

So, 1.26 days,

The table shows information about the moons of mars what is the orbital time period of Deimos 1.26 days.

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Answer:

the force that are included here is given as

1) Gravity

2) Friction

3) Applied force

Explanation:

As per the Force diagram of the moving block

We know that the block is moving with constant speed

so here the applied force on the block is counter balanced by the friction force due to ground

Also we can see that the the Normal force due to ground is also counter balanced by the weight or force of gravity on it

So the force that are included here is given as

1) Gravity

2) Friction

3) Applied force

Answer:

Galaxy

Explanation:

The astronomical body which is the highest in hierarchical order is the Galaxy.

The order of the astronomical body from the Highest to Lowest include

:Universe, galaxy, solar system, star, planet, moon and asteroid.

In the example above , the order of hierarchy from highest to lowest is Galaxy, Solar system, Star, Earth(planet).

Answer: d) The bulging center of a spiral galaxy consisting of stars in the shape of a flattened sphere that circles a black hole

Explanation:

Bulge is part of star at the center where stars are closely packed. Most of the spiral galaxies have Bulge at their heart that is at their center. The shape of a bulge resembles that of a flattened sphere. Most of the bulges have high compact mass at their center about which the stars rotate. This high compact mass at the center is assumed to be super-massive black-hole.

Thus, a nuclear bulge can be defines as: d) The bulging center of a spiral galaxy consisting of stars in the shape of a flattened sphere that circles a black hole

Answer:

a = 18.19 [tex]m/s^{2}[/tex]

Explanation:

Given

Mass of the rocket m = 0.500 kg

upward force [tex]F_{up}[/tex] = 15 N

Air Resistance [tex]F_{Res}[/tex] = 1.00 N

Solution

Net force = Upward forces - downward forces

Net force = Upward force - (air resistance + weight)

[tex]F_{net} = x_{up} -(F_{Res} +mg )\\\\F_{net} = 15 -( 1 + 0.5 \times 9.81)\\\\F_{net} = 15 - (1+ 4.905)\\\\F_{net} = 9.095[/tex]

Net acceleration

[tex]a = \frac{F_{net} }{m} \\\\a = \frac{9.095 }{0.5}\\\\a = 18.19 m/s^{2}[/tex]

Yeah it is 70.4 for the Ax one and 49.3 for the Ay.

The value of Ax, the x component of the velocity of the helicopter, is approximately 70.5 km/h.

The question asks to determine the horizontal component of the velocity (Ax) of a helicopter traveling at 86.0 km/h at an angle of 35° to the ground. To find Ax, we can use the cosine component of the given velocity because the cosine of an angle in a right triangle gives the adjacent side over the hypotenuse, which corresponds to the horizontal component over the total velocity.

To find the value of Ax, we can break down the velocity vector of the helicopter into its x and y components. The x component of the velocity can be found using the formula Vx = V * cos(angle), where V is the magnitude of the velocity and angle is the angle with respect to the ground.

In this case, V = 86.0 km/h and angle = 35°. Plugging in these values, we get Vx = 86.0 km/h * cos(35°) = 70.5 km/h.

So, the value of Ax is approximately 70.5 km/h.

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Final answer:

To determine the distance the water hits the ground from the sprinkler, projectile motion principles are applied, separating the initial velocity into horizontal and vertical components and then calculating the time of flight and horizontal distance.

Explanation:

A student asked how far water will hit the ground if a sprinkler sprays water at a velocity of 6.3 m/s, aimed 25 degrees above the ground, ignoring air resistance. To solve this, we use the principles of projectile motion. First, decompose the initial velocity into horizontal (vx) and vertical (vy) components. The horizontal velocity, vx = v × cos(θ) and the vertical velocity, vy = v × sin(θ), where θ is the launch angle and v is the initial velocity.

For a projectile landed on the same level from which it was launched, the time of flight, t, is given by t = 2 × vy / g, where g is the acceleration due to gravity (9.8 m/s2). The horizontal distance, or range, R, is then R = vx × t. Substituting the given values, vx = 6.3 × cos(25°) and vy = 6.3 × sin(25°), we can find t and subsequently R.

Answer: The velocity of abject in a given time interval from 12 seconds to 15 sec is 27 m/s.

Explanation:

Displacement of the object after 12.00 seconds = 144 m

Displacement of the object after 15.00 seconds = 225 m

[tex]Velocity=\frac{\text{Change in Displacement}}{\text{Change in time}}[/tex]

[tex]Velocity=\frac{225 m-144 m}{15 s-12 s}=\frac{81 m}{3 s}=9m/s[/tex]

The velocity of abject in a given time interval from 12 seconds to 15 sec is 27 m/s.

Answer : (B) Prominence

Explanation :

A large, glittering and gaseous characteristic which is extending outward from the surface of the sun is called Prominence.

Photosphere is one of the layer of sun where the prominence are anchored and then they move into the corona of the sun.

Corona is a region in the surface of the sun which is the constituent of hot ionized gases (plasma).

The prominence consists of colder plasma and this prominence plasma is much more shining and denser as compared to coronal plasma.

Hence, the correct option is (B) Prominence.

Answer:the answer is a

Explanation:

when i answered the first time i answered prominence and that wa swrong so then i did some researech and the answer is  a solar flare

The height of the Washington Monument can be found out by unit conversation.

Unit conversion is a way of converting some common units into another without changing their real value. for, example, 1 centimeter is equal to 10 mm,

though the real measurement is still the same the units and numerical values have been changed.

The height of the Washington Monument is 554.32 feet.

the height of the Washington Monument

We know that the height of the Washington Monument is 169 meters.

Therefore,

1 meter = 3.28 feet

169 meters = 3.28 x 169 feet

                   = 554.32 feet

Hence, the height of the Washington Monument is 554.32 feet.

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The separation of the electromagnetic and weak nuclear forces from the unified electroweak force led to distinct electromagnetic and weak forces as the universe cooled, which contributed to the conditions necessary for the formation of nucleons.

After the electromagnetic and weak nuclear forces were separated from the unified electroweak force, the universe progressed towards the age of nucleons where leptons and hadrons, including protons and neutrons, were in thermal equilibrium. The electroweak force, which combined the electromagnetic and weak nuclear forces at very high temperatures and densities present in the early universe, broke into distinct forces as the universe cooled down. This occurred shortly after the strong nuclear force had already separated from the electroweak force. Importantly, the electric and magnetic forces, despite being different aspects of the single electromagnetic force, remain unified and do not separate under cooler conditions because they rely on each other.

Final answer:

The correct answer is that as the temperature of a blackbody radiator increases, the maximum intensity of radiation increases, and the peak wavelength decreases, resulting in a shift towards shorter wavelengths and more intense radiation.

Explanation:

The correct statement regarding how blackbody radiation changes as the temperature of the radiating object increases is that the maximum intensity increases, and the peak wavelength decreases. The distribution curves of blackbody radiation indicate that with higher temperatures, the intensity of radiation becomes greater, and the peak of the curve shifts toward shorter wavelengths. Objects such as lava become visible to the human eye at high enough temperatures, emitting radiation that progresses through colors red, orange, yellow, and eventually white as temperature increases - each color representing a decrease in wavelength and an increase in intensity.

The statement 'physical fitness is related to our ability to carry out daily tasks without being too tired or sore' is TRUE.

Physical fitness refers to the physical activities that involve the concerted functioning of the heart, lungs, and muscles.

In conclusion, the statement 'physical fitness is related to our ability to carry out daily tasks without being too tired or sore' is TRUE.

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Answer:

true

Explanation:

P-waves and S-waves are seismic waves that pass through the earth's interior, spreading out from the focus in all directions. . P-waves move through solids, liquids, and gases, while S-waves travel only through solids.

Seismic waves are energy waves generated during earthquakes that travel through the Earth's interior, spreading out from the focus.

Answer:

-30 and 7.5

Explanation:

You could use the labeled magnet to attract and repel the unlabeled magnet, as opposite poles will attract and like poles will repel each other, allowing you to determine which is the north and south pole on the unlabeled magnet.

A magnet is a material that creates a magnetic field and has the ability to attract or repel other magnets or magnetic materials. Magnets have north and south poles, and the direction of the magnetic field is from the north to the south pole.

Natural magnets are minerals, while man-made magnets are made by magnetizing a suitable material. Magnets are used in many technological applications, such as motors, generators, and compasses.

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Answer:

300 would be the best anwer.

Explanation: