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