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