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