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