Crash Course Physics Waves

What is the equation for frequency?

• 1/time period

• wave speed × wave length

• time

• wave speed/time

Tags

NGSS.HS-PS4-1

Which is the example of transverse wave?

• light

• sound

• electromagnetic waves

• infra-red

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NGSS.HS-PS4-3

What do waves transfer？

• energy but not matter

• energy and matter

• matter but not energy

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is the frequency of a wave with time period of 0.08s?

• 8Hz

• 1.25Hz

• 12.5Hz

• 0.08Hz

Tags

NGSS.HS-PS4-1

How is wave speed calculated?

• Wave speed=time× wave length

• wave speed =time×distance

• wave speed=distance/time

Tags

NGSS.HS-PS4-1

Which electromagnetic waves is not used for medical imaging？

• Ultraviolet

• X-rays

• Gamma rays

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NGSS.HS-PS4-4

Which color is best absorber of radiation？

• White

• Black

• Grey

• Silver

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NGSS.HS-PS4-3

_____________________ is the distance between a point on one wave and the identical point of the next wave.

• Amplitude
• Wavelength
• Frequency
• Crest

Tags

NGSS.HS-PS4-1

The longer the _____________  the ______________ the frequency.

• wavelength, lower
• wavelength, higher
• amplitude, lower
• amplitude, higher

Tags

NGSS.HS-PS4-1

Which wave has a greater frequency?

• A
• B

Tags

NGSS.HS-PS4-1