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