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zheka24 [161]
3 years ago
15

How can magnets cause objects to have kinetic energy? ​

Physics
1 answer:
Damm [24]3 years ago
4 0

Answer:

this has to do with the drop in voltage, or potential as electrons traverse the material .

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What will happen to plant height if the amount of available light is reduced due to global dimming?
SpyIntel [72]
The plants would wilt and decrease in height due to the lack of sunlight. I hope I helped!
7 0
3 years ago
A piston absorbs 25 J of heat from its surroundings while expanding from
Ivahew [28]
  • The work done is -30 J
  • The heat is 25 J

<h3>What is the heat and the work?</h3>

We know that the work done by a gas could be positive or negative same as the heat. If the work done is positive then work is done on the system.

The work done is obtained from;

W = PΔV

W =  1.0 x 105 Pa(0.0006 m³ - 0.0003 m³)

W = 30 J

Given that the gas absorbs heat from the surroundings and the gas is expanding.

  • The work done is -30 J
  • The heat is 25 J

Learn more about work done on a gas:brainly.com/question/12539457

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6 0
1 year ago
WHO EVER ANSWERS CORRECT I'LL GIVE BRAINLIEST!!!!!!! Why might it be helpful to us to measure gravity fluctuations on Earth? Wha
Lera25 [3.4K]

Answer:

Gravity varies when the Earth rotates and its mass and density differ based on where you are on the planet. Knowing how gravity affects sea level thus aids geodesists in making more precise calculations. The mean sea level would be higher in parts of the earth where gravitational forces are heavier.

Explanation:

7 0
3 years ago
It decomposes in a first-order reaction with a rate constant of 14 s–1. how long would it take for an initial concentration of 0
VikaD [51]
The rate constant of a reaction can be computed by the ratio of the changes in the concentration and time take taken for it to decompose. Thus, if the rate constant is given to be 14 M/s, we have 

rate = \frac{-(C_{new} - C_{old})}{t}

where C are the concentration values and t is the time taken for it to decompose.

14 = \frac{-(0.02 - 0.06)}{t}
t = 0.003 s

Thus, it will take 0.003 s for it to decompose.
Answer: 0.003 s

4 0
3 years ago
Why does th ground and atmosphere get warm during the day
Tcecarenko [31]

Answer:

The Greenhouse Effect Revisited. When solar energy strikes the planet during the day, the ground, highways and other objects get hot and absorb that energy. As the sun goes down, the Earth cools by giving off infrared radiation. Because greenhouse gases absorb part of this radiation, the atmosphere warms and keeps the Earth from getting too cold.

6 0
3 years ago
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