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