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