Wave Concepts Review

What is 'Amplitude'?

• The distance between two nodes

• The height of a wave from the nodal line to the peak of a crest

• The number of waves passing a point per second

• The medium through which the wave travels.

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What does 'Frequency' refer to in wave terminology?

• The speed of the wave

• The number of waves passing a point per second

• The height of the wave

• The distance between two crests.

Fill in the blank: A wave that appears to not move is called a ______ wave.

• Transverse

• Standing

• Compression

• Rarefaction

What is 'Reflection' in wave terminology?

• The bending of waves around obstacles

• The bouncing back of a wave when it hits a surface

• The change in speed of a wave as it enters a new medium

• The spreading of waves as they pass through a gap.

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NGSS.MS-PS4-2

How many crests does this wave have?

• One

• Two

• Three

• Four

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Explain how a compressional wave moves in relation to the nodal line.

• Parallel

• Perpendicular

• Circular

• Random

A wave has a wavelength of 10 m and a frequency of 30 Hz. What is the speed of this wave?

• 300 m/s

• 30 m/s

• 3 m/s

• 0.3 m/s

The speed of a wave is 10 m/s. What is the frequency if the wavelength is 2.5 m?

• 25 Hz

• 4 Hz

• 5 Hz

• 4.5 m/s

Fill in the blank: The law of reflection states that the angle of incidence is equal to the angle of _______.

• Refraction

• Reflection

• Diffraction

• Absorption

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NGSS.MS-PS4-2

Where is the crest of the wave?

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