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