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