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Question 1

Which of the following objects have kinetic energy? Check all that apply.

Revolt · Accepted Answer

a book inside a moving vehicle; a running cat; a falling meteorite

Question 2

Two cars, car A and car B, have equal mass. Which car has the greater kinetic energy if both cars have the same velocity?

Revolt · Accepted Answer

Both cars have equal kinetic energy.

Question 3

A racecar burns gasoline to power its engine. As the car is racing around a track, what energy is involved in the system? Check all that apply.

Revolt · Accepted Answer

mechanical energy; chemical energy; thermal energy

Question 4

5. Change the initial energy source to sun, the intermediate energy source to the solar panel, and the final energy source to the windmill. In this system, is produced from the sun and transformed into electricity in the solar panel. Both of these types of energy are considered forms of . The result of this system is that the windmill produces mechanical energy.

Revolt · Accepted Answer

light energy

Question 5

5. Change the initial energy source to sun, the intermediate energy source to the solar panel, and the final energy source to the windmill. In this system, is produced from the sun and transformed into electricity in the solar panel. Both of these types of energy are considered forms of . The result of this system is that the windmill produces mechanical energy.

Revolt · Accepted Answer

electromagnetic energy

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