SOUND SOL Quesitons

Which material will sound travel through the fastest?

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Answer explanation

The molecules of matter are much closer together in STEEL.

That means sound will travel faster through it!

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NGSS.MS-PS4-2

Sound waves travel best through:

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Answer explanation

Sound waves travel better through solids because their molecules are so close together.

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5.2

Which of these makes a sound with the slowest vibration?

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Answer explanation

The material stretched over the drum would vibrate the slowest, therefore making the lowest pitched sound.

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5.2

According to the table, sound travels fastest through material that: (a)  

• can easily evaporate
• has no definite shape
• has particles that are close together
• has particles that move quickly

Answer explanation

Solids, like plastic, silver, wood, and glass, have molecules closer together. That means sound travels faster through them.

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5.2

Which of these transmits sound the fastest?

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Answer explanation

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5.2

Which technique is the boat using to find the distance from the surface of the ocean to the bottom?

• morse code
• radar
• sonar
• sound tracking

Answer explanation

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5.2

Sonar helps people find out which information about an object?

• color
• weight
• location
• temperature

Answer explanation

Sonar helps locate things deep underwater.

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5.2

Sound is a form of mechanical energy that is transmitted in the form of:

• waves
• heat
• light
• electron

Answer explanation

Sound travels in a compressional wave.

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5.2

During a thunderstorm, you see the lightning before you hear the thunder. This is because:

• light has a greater mass than sound
• sound has longer wavelengths than sound
• light travels faster than sound
• light and sound travel at the same speed

Answer explanation

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5.2

A high soprano singer can break a crystal glass if the glass resonates with her voice. In order to do this, the sound the singer makes has to be:

• speeded up before reaching the glass
• amplified before reaching the glass
• reflected off the glass
• able to vibrate the glass

Answer explanation

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5.2