Wave & Sound

A wave source that appears to move toward a viewer creates an apparent...

• red-shift
• blue-shift
• no shift
• the doppler effect

The Doppler Effect is possible in...

• Only sound waves.
• Only light waves.
• All kinds of waves.
• Only pressure waves.

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

A wave that is 2 m long passes by with a frequency of 6 Hz. What is the speed at which this wave travels?

• 12 m/s

• 3 m/s

• 0.5 m/s

• 36 m/s

Tags

NGSS.HS-PS4-1

Any point where any amplitude occurs on a standing wave is called...

• antinode
• node
• crest
• trough

The length of a wave is measured in meters. What is the symbol used for it?

• A

• f

• c

• λ

Tags

NGSS.HS-PS4-1

Noise cancelling headphones work by means of...

• constructive interference
• destructive interference
• non-interference
• spatial interference

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

Transverse waves require no medium.  What is an example of this?

• Sound waves.
• Pressure waves.
• Light waves.
• Audio waves.

Waves spread out as they travel.  What keyword defines this?

• Longitudinal
• Propagation
• Transverse
• Diffraction

A wave is traveling at a speed of 500 m/s. If the wave is as long as a soccer field, 100 m, what is the frequency of the wave?

• 500,000 Hz

• 5 Hz

• 0.2 Hz

• 1/5 Hz

Tags

NGSS.HS-PS4-1

What is the definition of Period?

• How long it takes to complete one wave.

• How often a wave goes by.

• How many waves can be completed in one second.

• None of these.

Tags

NGSS.HS-PS4-1