Science Quiz

Sound is a form of —

• light

• energy

• machine

• frequency

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In order for humans to make sounds, the vocal cords must produce —

• vibrations

• saliva

• pitch

• wavelengths

Two students make a string telephone by connecting two paper cups with string, as shown. How is the energy transfer happening here?

• A. Sound waves make the string vibrate and transfer energy.

  
  

• B. Sound waves are produced by the movement of the cups.

  
  

• C. The vibrating cups produce electric signals that transfer sound energy.

  
  

• D. The paper cups and string absorb heat and produce sound signals.

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NGSS.MS-PS4-2

How do musical instruments produce sound?

• By hiding wavelengths

• Through vibrations

• Through air molecules

• By pitching sounds

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According to the table, sound travels fastest through matter that —

• has no definite shape

• has particles that move quickly

• has particles that are close together

• can evaporate easily

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The number of sound waves produced over a certain period of time is —

• frequency

• compressions

• ranges

• pitch

The molecules of gases are far apart; therefore, —

• sound travels more slowly through gases

• sound travels more slowly through solids

• sound travels more quickly through gases

• sound travels more slowly through liquids

Tags

NGSS.MS-PS4-1

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A student used a coiled child's toy to show the class about sound waves. What kind of waves did he demonstrate?

• Light

• Compression

• Radio

• X-ray

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A student uses a depth finder when driving his boat to make sure he is not driving in shallow water. What technology does a depth finder use?

• Sonar

• Pitch

• Decibels

• Molecules

Tags

NGSS.MS-PS4-2

When frequency increases what else goes up?

• Wavelength

• Pitch

• Sound

• Frequency