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