Waves Sound and Light

Look at this illustration of a wave.

• Point W is a trough; Point Y is a crest

• Point Y is a trough; Point W is a crest

• Point Y is a trough, Point X is a crest

• Point W is a trough; Point Z is a crest

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NGSS.MS-PS4-1

What do waves carry through objects?

• Sound

• Light

• Energy

• Water

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NGSS.MS-PS4-1

The Speed of the wave is called the

• Wavelength

• Wave Speed

• Amplitude

• Frequency

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The illustration shows a transverse wave. Which bar measures the wavelength of the wave?

• Bar W

• Bar X

• Bar Y

• Bar Z

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NGSS.MS-PS4-1

The height of the wave is called the

• wavelength

• wave speed

• amplitude

• frequency

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Wave cycles in a given unit of time is called

• wavelength

• wave speed

• amplitude

• frequency

Which statement BEST describes the relationship between visible light and the EM spectrum.

• Visible light and the electromagnetic spectrum are different names for the same phenomenon.

• Visible light occupies about half of the electromagnetic spectrum.

• Visible light is a narrow band in the electromagnetic spectrum.

• Visible light and the electromagnetic spectrum have a small area of overlap.

Visible light is which type of wave?

• seismic

• mechanical

• longitudinal

• electromagnetic

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NGSS.MS-PS4-1

Which of these colors of visible light has the shortest wavelength?

• red

• green

• violet

• yellow

Which part of the EM spectrum can humans sense without using equipment or technology?

• radio waves

• visible light

• microwaves

• X-rays