What moves through waves?

• matter

• ping pong balls

• energy

• water

The distance between wave peaks is...

• energy

• amplitude

• wave

• wavelength

a ______ wavelength = more energy

• long/wide

• high/tall

• short/narrow

• low/short

_____ is how tall or short a wave is.

• energy

• amplitude

• wave

• wavelength

a ______ amplitude = more energy

• long/wide

• high/tall

• short/narrow

• low/short

Sound can NOT travel through...

• space

• gas

• liquid

• solid

Which one does NOT make waves?

• dolphin

• apple

• amplifier

• earthquake

Why do you think sound travels better through solids? (Think about the structure of the atoms in a solid.)