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Biblioteka

Unit 09 - Waves Test

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Pitanje 1
1.

As a transverse wave travels through a rope from left to right, the parts of the rope _____.

Pitanje 2
2.

For a longitudinal wave, the particles of the medium move ______ to the direction that the wave moves.

Pitanje 3
3.

The frequency of a wave describes _____.

Pitanje 4
4.

The amplitude of a wave describes _____.

Pitanje 5
5.

The wavelength of a wave increases if the ______.

Pitanje 6
6.

A sound wave is a pressure wave; regions of high (compressions) and low pressure (rarefactions) are established as the result of the vibrations of the sound source. These compressions and rarefactions result because sound

Pitanje 7
7.

A sound wave is different than a light wave in that a sound wave is

Pitanje 8
8.

Two musical notes that have a frequency ratio of 2:1 are said to be separated by an octave. A musical note that is separated by an octave from middle C (256 Hz) has a frequency of _____.

Pitanje 9
9.

Drag and drop each of the following items to the correct category.

  • an upward and downward pulse traveling in opposite directions within a medium

  • an upward and downward pulse traveling in the same direction within a medium

  • two upward pulses traveling in opposite directions within a medium

  • two downward pulses traveling in the same direction within a medium

  • considered 'nodal'

  • considered 'anti-nodal'

  • Constructive Interference

  • Destructive Interference

  • Neither

Pitanje 10
10.

Sound is not a transverse wave, but it can still interfere because...

Pitanje 11
11.

The frequency or frequencies at which an object tends to vibrate with when hit, struck, plucked, strummed or somehow disturbed.

Pitanje 12
12.

What seperates noise from music?

Pitanje 13
13.

A harmonic ...

Pitanje 14
14.

Pictured here is the formula we used in our resonance lab with the PVC pipes:

Explain each part of the formula and its purpose.

Pitanje 15
15.

A blue light wave approaches a mirror at 40degrees, which means that the light wave will reflect off the mirror at _____ degrees.

Pitanje 16
16.

Where could you find all of the visible light in the EM Spectrum?

Pitanje 17
17.

Where is the lowest frequency in this spectrum?

Pitanje 18
18.

Explain why a piece of paper would appear reddish-orange when hit with ROYGBIV light.