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