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