Physics Of Sound Post-test Johnson
The hills may be alive with the sound of music, but it’s the sound of just about anything we’re concerned with in this quiz! What do you know about sound and its physical properties? Let’s take a look.
- 1.Being able to tell different sounds apart is called
- A.
Sound amplification
- B.
Sound discrimination
- C.
Vibration
- D.
Frequency
- 2.When you make sounds by plucking a rubber band, you make the rubber band move back and forth very quickly. This movement is called
- A.
Loudness
- B.
Amplitude
- C.
Pitch
- D.
Vibration
- 3.THe highness or lowness of a sound is the
- A.
Pitch
- B.
Loudness
- C.
Vibration
- D.
Resonance
- 4.If you tighten a string and keep plucking it with your finger as you pull, what happens to the pitch?
- A.
As you tighten the string, the pitch gets lower
- B.
The pitch stays the same
- C.
As you tighten the string, the pitch gets higher
- D.
You can't tell unless you try it
- 5.The loudness of a sound is called
- A.
The sound wave
- B.
The volume
- C.
The amplitude
- D.
The pitch
- 6.A student holds two vibrating objects. Object A is vibrating faster than object B. Which statement is true?
- A.
A is louder than B
- B.
B is louder than A
- C.
A will have a higher pitch than B
- D.
B will have a higher pitch than A
- 7.The same sound will seem louder if it travels through which of the following?
- A.
Solid objects
- B.
Liquids
- C.
Air
- D.
Solids, liquids and gases will sound the same
- 8.If you roll a large sheet of paper into a funnel, you can hear the sound better. This process of increasing the loudness of a sound is called
- A.
Measuring a wave
- B.
Absorption
- C.
Reflection
- D.
Amplification
- 9.Which of the following would produce the hightest pitch?
- A.
Phone
- B.
Whistle
- C.
Truck horn
- D.
Dog's growl
- 10.Which of the following would produce the loudest sound?
- A.
Jet plane
- B.
Pin falling
- C.
Doorbell
- D.
Whisper
- 11.A unit for measuring the loudness of sounds is
- A.
Vibration
- B.
Decibel
- C.
Frequency
- D.
Pitch
- 12.A process for locating distant or invisible objects by using sound waves that are reflected back to the sender
- A.
Vibration
- B.
Receiver
- C.
Echolocation
- D.
Source
- 13.The speed at which something vibrates is called
- A.
Pitch
- B.
Amplitude
- C.
Resonance
- D.
Frequency
- 14.Something that detects sound is a
- A.
Sound wave
- B.
Volume
- C.
Amplitude
- D.
Sound receiver
- 15.An object or material that vibrates in a way that makes sound is called the
- A.
Sound source
- B.
Receiver
- C.
Sound wave
- D.
Pitch
Questions: 20 | Attempts: 13566 | Last updated: Oct 7, 2021
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