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