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