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