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