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