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