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