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