A) eat
B) conserve energy
C) do work
D) fly

A) light
B) inertia
C) heat
D) sound

A) the moon
B) the sun
C) a factory
D) a fire

A) water and oxygen
B) stars and planets
C) rocks and dirt
D) life on Earth

A) an engine
B) wheels
C) wings
D) energy

A) magnetic energy
B) nuclear energy
C) sound energy
D) solar energy

A) food
B) leaves
C) soil
D) water

A) the sun
B) heat from an oven
C) a magnet
D) energy in food

A) the sun
B) a radio
C) a magnet
D) a fire

A) dead plants and animals
B) distant plantes
C) the poles of the Earth
D) power plants

A) energy stored in an object
B) energy fromthe sun
C) the ability to do work
D) the energy of motion

A) energy stored in an object
B) energy from the sun
C) the ability to do work
D) the energy of motion

A) the ability to do work
B) energy stored in an object
C) energy from the sun
D) the energy of motion

A) heat energy
B) energy stored in an object
C) energy fromt he sun
D) the energy of motion