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