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