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