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