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