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