Chapter 9 Introduction to Waves

What is represented at letter J?

• Amplitude 

• Crest 

• Trough 

• Wavelength 

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What is represented by letter G?

• Wavelength 

• Crest 

• Trough 

• Amplitude 

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The units for frequency are measured in _____________.

• hertz

• seconds

• m/s

• m

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Which statement can be made based on these data?

• Sound waves are slowest in liquids and fastest in gases.

• Sound waves are fastest in solids and slowest in gases.

• Speed of a sound wave increases from one medium to another.

• Speed of a sound wave decreases from one medium to another.

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Which wave has the largest frequency?

• A

• B

• C

• None (same frequency)

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What does a wave carry from place to place?

• energy

• matter

• people

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Which part of the wave is shown at letter B?

• crest

• trough

• wavelength resting point

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How many waves are in this wave chain?

• 6

• 3

• 4

• 5

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One end of the rope is vibrated to produce a wave with a wavelength of .25 m.  The Frequency of the wave is 3.0 Hz.  What is the speed of the wave?

• 3.00 m/s

• 2.50 m/s

• .75 m/s

• 1.25 m/s

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Transverse and longitudinal waves both_____

• Have compression and rarefaction 

• transfer energy through a medium 

• move at right angles to the vibration of the medium 

• are capable of moving the medium over a long distance