Physics Of Sound Post-test Troncoso

15 Questions | By Sbandres | Last updated: Mar 21, 2022 | Total Attempts: 95

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Physics Of Sound Post-test Troncoso - Quiz

Third grade FOSS physics of sound pretest

Questions and Answers

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