waves keywords

  • Created by: amyk.elly
  • Created on: 08-10-17 15:01
crest
the highest point on a wave
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trough
the lowest point on a wave
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amplitude
height of a wave from the midpoint measured in metres
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wavelength
the distance between two identical points on a wave measured in metres
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midpoint
the middle of the wave
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frequency
number of waves that pass by every second measured in hertz
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period
the time in seconds for one complete wavelength to pass by has the symbol T
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wave
vibrations that transfers energy form one place to another without moving matter
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transverse wave
the vibrations that occur at perpendicular to the direction the wave travels
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longitudinal
the vibrations that occur along the same direction the wave travels
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oscilloscope
shows the number of sound waves that it recorded per secon
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what happens to the wavelength when the frequency increases?
the wavelength decreases
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what happens to the wavelength when the frequency decreases
the wavelength increases
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refraction
the bending of light as it passes from one substance to another. it slows down as it passes through the different substance
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reflection
The change in direction of a wave, such as a light or sound wave, away from a boundary the wave encounters. the boundary usually a mirror in cases of light
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filters
filters change the colour of things and change white light by only allowing part of the spectrum to pass through
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objects look ______ because they absorb some______and reflect all others
1) coloured 2) colours
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Other cards in this set

Card 2

Front

the lowest point on a wave

Back

trough

Card 3

Front

height of a wave from the midpoint measured in metres

Back

Preview of the back of card 3

Card 4

Front

the distance between two identical points on a wave measured in metres

Back

Preview of the back of card 4

Card 5

Front

the middle of the wave

Back

Preview of the back of card 5
View more cards

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