Paved parking lots and roads with concrete or asphalt prevent water infiltration into the ground, causing surface runoff that can lead to floods, pollution, altered water cycles, and erosion.
Explanation:Paved parking lots and roads made with concrete and asphalt greatly affect the water flow on the land, especially during rainfall. This is due to the impermeability of these materials, which prevents the water from infiltrating or seeping into the ground. Instead, the water becomes surface runoff, rapidly moving across the surface and often causing flash floods, especially in urban areas where these paved surfaces are prevalent.
One environmental effect is the potential for increased pollution. As cars travel, oil and gasoline often leak onto these surfaces. Upon rainfall, these substances are picked up by the surface runoff and can pollute the surrounding areas and water bodies.
This surface runoff also alters the natural water cycle and can affect the local vegetation and soil drainage as the natural filtering capacity of the soil is bypassed. Additionally, in sloped areas, the fast moving water can cause erosion and debris or mud flows.
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The wild type of a species represents the characteristics that prevail among individuals in natural conditions. For dogs, the wild type has a short body, upward-pointing ears, and a curly tail. Even though dachshunds are descended from the wild-type dog, they have long bodies, downward-pointing ears, and a straight tail. Which of these best explains how the shape of the dachshund came into being?
Humans bred various dogs over many generations to select for the dachshund's shape.
Humans created a gene for the dachshund shape, which they inserted into the DNA of a wild-type dog.
Natural selection led to the shape of the dachshund over many generations.
The unique shape of the dachshund spontaneously appeared during a single generation.
The main product of the photosynthesis reaction is A. sugar. B. fat. C. protein. D. DNA.
what two temperature scales are commonly used in the United States
beth walked to the school in 80 seconds from a position 100 m west of the school. what was her velocity?
If element x has 44 protons how many electrons does it have?
The sound wave prodyced by a trumpet has a frequency of 440 hertz. What is the distance between successive compressions in this sound wave as it travels through air at STP?
Sound waves travel at about 259 meters per second through gaseous carbon dioxide. They travel at about 1,162 meters per second through liquid ethanol. And they travel at 1,960 meters per second though solid lead. Which of the following statements about electromagnetic waves is true? A. Electromagnetic waves travel faster than sound waves through all media. B. Electromagnetic waves travel faster than sound waves through gases but not through liquids. C. Electromagnetic waves travel faster than sound waves through liquids but not through solids. D. Sound waves travel faster than electromagnetic waves through all media.
According to Freud, what do dreams do?
reveal urges and desires
mask the unconscious mind
freely explore your conceptions and perceptions
both A and B
Asteroids are most likely to be
A. remnants of the early solar system.
B. former moons of Jupiter.
C. the remains of a shattered planet.
D. captured comets.
Answer:
Option (A)
Explanation:
The asteroids are the rocky materials that are present abundantly in space. They are found primarily in the asteroid belt where there are millions of asteroids and frequent collision takes place in this belt. These asteroids revolves around the sun. These asteroids are of various sizes, ranging from small pieces into large mass that can cause tremendous effect to earth. These asteroids are the left overs of the early solar system, which got scattered in space soon after the formation of the universe.
Thus, the correct answer is option (A).
Suppose these waves represent the sound of a siren on a passing ambulance. Which wave represents the sound of the siren after it has passed you? Explain your answer.
The wave A has a higher frequency and wave B has a lower frequency.
I REALLY need help. Please.
Answer:
The correct answer is "wave B has a lower frequency."
Explanation:
The Doppler effect is defined as the change in apparent frequency of a wave produced by the relative movement of the source with respect to its observer. In other words, this effect is the change in the perceived frequency of any wave movement when the sender and the receiver, or observer, move relative to each other.
This is the effect that occurs in this case. And it is explained as follows: When the ambulance approaches the observer, the wave "compresses", that is, the wavelength is short, the frequency high and, therefore, the tone of the perceived sound will be sharp. On the other hand, when the ambulance moves away from the observer, the wave "decompresses", that is, the wavelength is long and the frequency low.
Then the correct answer is "wave B has a lower frequency."
Explain the scientific theory of plate tectonics by describing how the movement of earths crystal plates cause both slow and rapid changes in earths surface, including volcanic eruptions, earthquakes, and mountain building
Plate tectonics theory describes the motion of the Earth's lithosphere, which leads to geological phenomena such as earthquakes, volcanic eruptions, and mountain building.
Explanation:Understanding Plate Tectonics
Plate tectonics is the scientific theory that explains the movement of the Earth's lithosphere, which is divided into tectonic plates. The mantle's slow motion drives the movement of these plates, leading to various geological phenomena. Tectonic plates move in different directions causing continents to gradually drift, leading to the formation of mountains, as well as causing earthquakes, and volcanic eruptions. This process is a fundamental aspect of geology and the formation of the Earth's topography. Moreover, plate tectonics acts as a heat distribution mechanism, cooling the planet by transferring heat from the interior to the surface.
Phenomena Caused by Plate Movement
Volcanic eruptions: Happen when molten rock from beneath the Earth's crust escapes through weaknesses in the crust, often at plate boundaries.
Mountain building: Occurs when tectonic plates collide and the land is pushed upwards.
All of these geological events showcase the dynamic nature of our planet, shaped significantly by the underlying movements of its tectonic plates.
How many wolves are in the Southeast US
If the the United States imports $100 million of goods and exports $150 million, what does the United States have?
How to find acceleration with mass coefficient of friction and applied force
Final answer:
To find acceleration with mass, coefficient of friction, and applied force, we can use Newton's second law and the formula for frictional force. The applied force can be calculated by subtracting the force of friction from the net force.
Explanation:
To find acceleration with mass, coefficient of friction, and applied force, we can start with Newton's second law. Newton's second law states that the net force on an object is equal to the mass of the object multiplied by its acceleration: F_net = m * a. In the case of friction, we can use the formula for frictional force: F_friction = µ * N, where µ is the coefficient of friction and N is the normal force.
The normal force can be calculated as the product of mass and acceleration due to gravity: N = m * g. The applied force can be calculated by subtracting the force of friction from the net force: F_net - F_friction = F_applied.
A sample of the material halite measures 3.18 cm long by 3.06 cm wide by 2.79 cm high and has a mass of 58.75 g. What is the its specific gravity?
Specific gravity = Density of an object/Density of water
Density = Mass/Volume
For the current scenario;
Density of halite = mass/(l*w*h) = 58.75/(3.18*3.06*2.79) = 58.75/27.148932 = 2.164 g/cm^3
Density of water ≈ 1000 kg/m^3 = 1 g/cm^3
Match the sentences in Column A based on whether they describe radio waves, visible light waves, or both (Column B). Column A 1. They’re invisible. : They’re invisible. 2. They have colors. : They have colors. 3. They’re used to learn about dust and gas clouds. : They’re used to learn about dust and gas clouds. 4. They can travel in a vacuum. : They can travel in a vacuum. 5. They’re used to find the temperature of stars. : They’re used to find the temperature of stars. 6. They have energy. : They have energy.
Answer:
1. They’re invisible - Radio waves
2. They have colors - Visible
3. They’re used to learn about dust and gas clouds. - Both
4. They can travel in a vacuum. - Both
5. They’re used to find the temperature of stars. - Visible
6. They have energy. - Both
Explanation:
The magnetic spectrum consists invisible and visible part of the spectrum. The invisible part consists of radio waves. These are waves used for radios, tvs, and cellphone communications. They satisfy all the properties of transverse waves.
The visible part comes from light. This is the part that is visible to the naked eye. Examples are ultraviolet rays, the sun, neon lights etc. To determine how hot something is, the visible portion is used. The brighter the object, the hotter it is. Thus, the brightness of the stars can be determined by the color of the light emitted. The visible rays satisfy all the properties of transverse waves. However, light is considered a dual nature - it has wave and electron-like properties.
According to the law of conservation of matter,the number of ______ is not changed by a chemical reaction
No, actually the answer is atoms.
Particles of charge +75, +48, and -85μC are placed in a line. The center one is 0.35 m from each of the others. Calculate the net force on each charge due to the other two.
The net force on each charge due to the other two can be calculated using Coulomb's Law. The net force on the +75μC charge is 0.263 N in the positive x-direction, and the net force on the -85μC charge is -0.263 N in the negative x-direction.
Explanation:To calculate the net force on each charge due to the other two, we can use the formula for the electric force between two charges: F = k x q1 x q2 / r2, where F is the net force, k is the Coulomb's constant (9 x 109 N m2/C2), q1 and q2 are the charges, and r is the distance between the charges.
Let's calculate the net force on the +75μC charge due to the +48μC and -85μC charges. The distance between the +75μC charge and the +48μC charge is 0.35 m. Substituting these values into the formula, we get F1 = (9 x 109 N m2/C2) x (75 x 10-6 C) x (48 x 10-6 C) / (0.35 m)2 = 0.263 N.
The net force on the -85μC charge due to the +75μC and +48μC charges is the same as the net force on the +75μC charge, but in the opposite direction, giving us: F2 = -0.263 N.
Therefore, the net force on the +75μC charge is 0.263 N in the positive x-direction, and the net force on the -85μC charge is -0.263 N in the negative x-direction.
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two sets of 3 consecutive integers have a property that the product of the larger two is one less than seven times the smallest set up and solve an equation that can be used to find both sets of intigers
Final answer:
To find the two sets of consecutive integers that satisfy the given property, we can set up and solve an equation. The equation is (x+1)(x+2) = 7x - 1. Solving this equation, we find two possible values for x: 1 and 3. Substituting these values, we find the two sets: {1, 2, 3} and {3, 4, 5}.
Explanation:
To find the two sets of consecutive integers, let's assign variables to the smallest integer in each set. Let's say the first set starts with x, so the consecutive integers in that set would be x, x+1, and x+2. Similarly, let's say the second set starts with y, so the consecutive integers in that set would be y, y+1, and y+2.
According to the given property, the product of the larger two integers (in this case, (x+1)(x+2)) is one less than seven times the smallest integer (in this case, 7x-1).
We can now form an equation: (x+1)(x+2) = 7x - 1.
To solve this equation, we can expand the left side and then simplify:
x^2 + 3x + 2 = 7x - 1
x^2 - 4x + 3 = 0
Now, we can factor the quadratic equation:
(x - 1)(x - 3) = 0
So the possible values for x are 1 and 3. Substituting these values back into the original equations, we can find the two sets of consecutive integers:
For x = 1, the integers are 1, 2, 3. And for x = 3, the integers are 3, 4, 5.
Therefore, the two sets of consecutive integers that satisfy the given property are {1, 2, 3} and {3, 4, 5}.
describe a situation that demonstrates that water waved carry energy
The energy possessed by the water waves in ocean will be due to the gravitation of the moon and the sun.
What is wave energy?Wave energy is a form of renewable energy that can be harnessed from the motion of the waves. There are several methods of harnessing wave energy that involve placing electricity generators on the surface of the ocean.
Due to the gravitation of moon tides, winds, and weather, waves can vary in size and strength. As waves roll through the ocean, they create kinetic energy, or movement.
This movement can be used to power turbines, which, in turn, create energy that can be converted into electricity and power. There are also several ways of harnessing wave energy that utilize the up and down motion of the waves to power pistons/turn generators.
Hence the energy possessed by the water waves in ocean will be due to the gravitation of the moon and the sun.
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a car traveling at 24 m/s starts to decelerate steadily. It comes to a complete stop in 6 seconds what is its acceleration?
PLEASEEE HELPP ASAP!! WILL GIVE BRAINLIEST AND 20 POINTS!!!
What is shown in the diagram?
A). A Generator
B). A Motor
C). A Turbine
D). An Electromagnet
D). An Electromagnet
The ileum connect which two organs?
-Mouth
-Esophagus
-Stomach
-Lungs
-Large Intestine
-Small Intestine
Answer:
The Ileum connects the small intestine, and the large intestine.
Explanation:
The ileum is the last section of the small intestine. And it leads to the large intestine. The ileum mainly absorbs water, bile salts, and vitamin B12. The ileocecal valve is a one-way valve located between the ileum and the cecum, (which is the first portion of the colon.)
Which statement is true about the formation of bonds?
A. There is an overall release of energy when bonds form.
B. There is an overall energy increase when bonds form.
C. A bond is formed as atoms are split apart from each other.
D. Bonds are always first-order.
Answer:
A. There is an overall release of energy when bonds form.
Explanation:
There is a general release of energy when bonds form. This energy is called bond energy.
Bond energy is involved in the breakdown or formation of one or more bonds between atoms of a molecule. Atoms bond with each other to achieve their electronic stability, that is, they move from a higher energy situation to a lower energy one. With this we can state that when the bond between atoms is formed, energy is released; therefore, its breakdown depends on energy absorption.
Two slightly out of tune instruments will creat beats when the same note is played
Answer: The right answer is C interference.
Explanation: Two slightly out of tune instruments will create beats when the same note is played. This is a pattern of louder and softer sounds. A piano tuner uses this method to tune a piano. When two waves overlap, they each act as if the other is not there. This interaction is known as A) diffraction. B) dispersion. C) interference. D) refraction.
what does magnitude mean
What is the difference between Earth's magnetic and geographic poles? How do navigators take advantage of this?
The difference between the positions of these two poles when viewed at different locations is defined as the magnetic declination which allows these angles for navigators to determine their true geographic position.
What is Magnetic declination?Magnetic declination is also known as magnetic variation. It is the angle on the horizontal plane between magnetic north and true north which varies depending on the position on the Earth's surface and changes over time.
Declination is positive when the angle is east of true north and negative when it is west. It changes over time and with place.
Magnetic declination is caused by the complex shape of the Earth's magnetic field which defines to the use of a compass with its needle pointing north for navigation.
Thus, the difference between the positions of these two poles when viewed at different locations is defined as the magnetic declination which allows these angles for navigators to determine their true geographic position.
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A box that has a mass of 80 kg slides down a ramp with a 30 degree angle. The free-body diagram shows the forces acting on the box.Ignoring friction and air resistance, what is the acceleration of the box, to the nearest tenth?
Answer:
4.9
Explanation:
ecad
as the soviet russian soldiers approached the camp what were the prisoners forced to do
Explain one way the water cycle affects weather. Use complete sentences.
The water cycle affects weather by regulating rains and water vapor in atmosphere.
What is water cycle?A biogeochemical cycle known as the "water cycle" depicts the constant movement of water on, above, and below the Earth's surface.
The amount of water on Earth stays relatively constant over time, but how it is divided up into the major reservoirs of ice, fresh water, saline water (salt water), and atmospheric water varies based on a variety of climatic factors.
Evaporation, transpiration, condensation, precipitation, infiltration, surface runoff, and subsurface flow are the physical processes by which water travels from one reservoir to another, such as from a river to the ocean or from the ocean to the atmosphere. As a result, the water transforms into liquid, solid (ice), and vapor.
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