Sound and Waves Quizziz

Waves move ​ (a)   without moving ​ (b)   .

• energy
• matter
• electromagnetism
• mechanical
• light
• sound

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NGSS.HS-PS4-1

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Organize these characteristics into the right type of waves!

Groups:

(a) Mechanical Waves

,

(b) Electromagnetic Waves

• An example would be sound waves

• Don't require a medium

• Travel more slowly

• Require a medium

• An example would be light waves

• Travel at 3 x 10^8 m/s

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Match the following!

• Number of complete cycles per second

• Period

• Time taken for one complete cycle

• Velocity

• How long the wave is until it repeats

• Wavelength

• Maximum displacement of the wave from its mean position

• Amplitude

• How fast the wave is travelling

• Frequency

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NGSS.HS-PS4-1

Rank the following mediums in terms of how fast a sound wave would travel through them. (1 being the fastest!)

• A steel beam

• Water

• Warm air

• Cold air

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Place the term​ s on their correct positions on the wave diagram.

d

c

b

a

Wavelength

Amplitude

Trough

Crest

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Ready to speed up your knowledge? Guess how fast sound zips through the air at a cozy 37 degrees Celsius!

• 352.95 m/s

• 343 m/s

• 340 m/s

• 360.75 m/s

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NGSS.HS-PS4-1

Ready to test your knowledge on the speed of sound? At a cool 8 degrees Celsius, how swiftly does sound travel through the air? Let's find out!

• 336 m/s

• 308 m/s

• 357 m/s

• 329 m/s

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NGSS.HS-PS4-1

An ice cream truck is moving towards you with a speed of 20 m/s. The frequency of its horn is 500 Hz. If the speed of sound is 343 m/s, what frequency do you hear when the car is approaching you? You're standing still.

• 531 Hz

• 527.74 Hz

• 517 Hz

• 469. 82 Hz

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NGSS.HS-PS4-1

A firetruck moving towards you at 23 m/s sounds its 348 Hz siren as you jog away at 5 m/s. What frequency do you detect?

• 348.2 Hz
• 340 Hz
• 355 Hz
• 367.6 Hz

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NGSS.HS-PS4-1

A police car is driving down the freeway at 27 m/s away from you, using its siren, frequency of 271 Hz. You're driving away at 12 m/s. What frequency do you detect?

• 200 Hz
• 250 Hz
• 300 Hz
• 242.4 Hz

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