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