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