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