Waves

Which of the following can sound travel through?

• solid
• liquid
• gas
• all of the above

crest to crest or trough to trough

• crest
• trough
• amplitude
• wavelength

When the frequency of a wave increases, what happens to the wavelength?

• The wavelength is not directly affected by the frequency of a wave.
• The wavelength increases.
• The wavelength decreases.
• More specific information is needed to form a conclusion about the wavelength.

Sound waves are...

• cool
• not cool
• transverse waves
• longitudinal waves

The direction of a transverse waves is ____ to the disturbance/vibration. 

• equal
• less than
• at an acute angle
• at a right angle

What do we call the part of a compressional wave that is when the waves are squeezed together?

• compression
• rarefaction
• crest
• trough

All waves carry

• energy
• light 
• matter
• particles

which material does sound travel the fastest?

• solid 
• liquid 
• gases

When a wave bends as it passes through at an angle from one medium to another.(example: pencil in a glass of water-)

• medium
• refraction
• reflection
• interference

The changing pitch of a police siren as the car moves past you

• sound interfernce
• doppler effect
• constructive interference
• destructive interference