Question

help!

Answer 1

Question?

Answer 2

Kinetic energy is the energy associated with an object's motion.

True
False
22.
A ball is thrown into the air. At its maximum height, just before it falls back to the ground, all of its kinetic energy has been converted to potential energy.

True
False
23.
When coal is burned, the chemical energy in the coal is converted to heat energy.

True
False
24.
In a nuclear power plant, a special fuel called radioactive uranium is used to generate heat and produce steam.

True
False
25.
In a coal-burning power plant, the motion of crushed coal is used to spin the blades of a turbine.

True

Answer 3

21- T
22-F, because resistance increases and so work agains it (heat energy) takes place.
23-T
24-T, but not so sure about the steam part
25-F, because it is the steam that rotates the blades