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