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