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