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