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