A) do work B) eat C) conserve energy D) fly
A) light B) sound C) inertia D) heat
A) the moon B) a factory C) a fire D) the sun
A) rocks and dirt B) stars and planets C) life on Earth D) water and oxygen
A) wheels B) an engine C) energy D) wings
A) sound energy B) solar energy C) magnetic energy D) nuclear energy
A) water B) food C) soil D) leaves
A) the sun B) energy in food C) heat from an oven D) a magnet
A) the sun B) a radio C) a magnet D) a fire
A) dead plants and animals B) the poles of the Earth C) distant plantes D) power plants
A) energy stored in an object B) the ability to do work C) energy fromthe sun D) the energy of motion
A) the ability to do work B) energy from the sun C) energy stored in an object D) the energy of motion
A) energy stored in an object B) energy from the sun C) the energy of motion D) the ability to do work
A) energy stored in an object B) energy fromt he sun C) the energy of motion D) heat energy |