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