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