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