Unit 27 Changes to Light and Sound-ULS

to soak into something

• hot

• absorb

what you see when light bounces off different objects

• wax

• color

the power to do work

• lightening

• energy

the pitch of a fast-moving sound wave

• low

• high

a type of energy that lets us see

• light

• dark

an invisible wave that moves light

• light wave

• energy

sound that is strong and noisy

• loud

• soft

the pitch of a slow-moving sound wave

• high

• low

a loud sound that a person might hear

• music

• noise

how high or low a sound is

• pitch

• energy