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