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