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