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