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