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