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