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