Sound

Sound

Multiple Choice

Energy that you can hear? 

• Sound
• Light 
• Heat 
• pitch

Multiple Choice

TRUE or FALSE:

Sound can travel in a vacuum.

• TRUE

• FALSE

Multiple Choice

TRUE or FALSE:

Sound can travel in vacuum.

• TRUE

• FALSE

Multiple Choice

Sound frequency can be measured in:

• volume

• hertz (Hz)

• decibels (dB)

Multiple Select

What do we need for sound to happen?

• medium (of transport)

• transport

• source

• a musical instrument

Multiple Choice

Which words below describe loudness?

• low and high

• loud and soft

• nice and pretty

Multiple Choice

Loud and soft are words that describe:

• pitch

• frequency

• texture

• density

Multiple Choice

Which is true?

• High frequency means high pitch

• High frequency means low pitch

• Frequency does not affect pitch

Open Ended

Give 3 examples of sources that make sound (they cannot all be musical instruments):

Multiple Choice

We measure sound volume in...

• Decimals

• Decibels

• Frequency

• Amplitude

Multiple Choice

When a sound bounces back at you off of a surface, it's called:

• Volume

• Pitch

• Frequency

• Echo

Multiple Choice

How LOUD or SOFT a sound is it's called:

• Pitch

• Fequency

• Volume

• Echo

Multiple Choice

Look at the picture.

There are 4 sound waves with different amplitude and wavelength. Which sound wave has the loudest sound?

• A

• B

• C

• D

Multiple Choice

What is ultrasound?

• Sound with a frequency higher than 20.000 Hz

• Sound with a frequency lower than 20 Hz

• Sound with a frequency 20 Hz

• sound with a frequency 20.000 Hz

Multiple Choice

What is the range of frequencies audible to the human ear?

• lower than 20 Hz

• 20 Hz - 20.000 Hz

• higher than 20.000 Hz

• 0 Hz - infinite Hz

Multiple Choice

What type of wave are sound waves?

• longitudinal

• transverse

• electromagnetic

• sea wave

Multiple Choice

When comparing the two waves that are shown, how would Wave A (green wave) differ than Wave B (black wave)?

• Wave A and B have the same amplitude, but wave B (black) has a lower pitch.
• Wave A and B have the same amplitude, but Wave A has a lower pitch. 
• Wave A and B have the same pitch, but Wave A is a softer sound. 
• Wave A and B have the same pitch, but Wave B is a softer sound. 

Multiple Choice

A soft, low pitch sound would have which of the following....

• low frequency 
  high amplitude 
• high frequency 
  high amplitude 
• low frequency 
  low wavelength  
• low frequency
  low amplitude 

Multiple Choice

If distance C on the diagram increased, what would happen to the pitch? 

• The pitch would be louder. 
• The pitch would be softer. 
• The pitch would be higher. 
• The pitch would be lower.