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