Sound and light

Sound is a type of energy that travels by a ____

For sound to travel, particles must _______

Label the part of the wave on the slinky

a

b

refraction

compression

amplitude

Organize these options into the right categories

Groups:

(a) Longitudinal wave

,

(b) Transverse wave

• Can travel in vacuum

• Moves in and out

• Light

• Moves up and down

• Requires particles

• Sound

In which state does sound travel the fastest?

• Solid

• Liquid

• Gas

Sound grows quieter the further it travels as it loses ______

What is it called when there are no particles?

Which sound is louder?

• A

• B

Which sound has a higher pitch?

• A

• B

Match the following to the correct definition

• Highest point of the wave

• Peak

• Lowest point of the wave

• Trough

• The height of the wave

• Wavelength

• Number of waves travel in a certain time

• Frequency

• Distance from one peak to another

• Amplitude