Talbert HVJ Waves
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Electromagnetic Spectrum | Range of electromagnetic waves; includes radio waves, infrared waves, visible light, ultraviolet waves, X-rays, and gamma rays
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| Radio Waves | Have the lngest wavelength and shirtest frquesncy; used for radio, television, and radar
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| Infrared Rays | You cannot see these waves, but you can feel them as heat
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| Ultraviolet Rays | These waves are present in the sunlight; They can cause sunburn; are used to kill bacteria
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| X-rays | These waves have a very short wavelength and a very high frequency; They can pass through most solid objects; They are used in medicine to form images of banes and internal organs
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| Gamma Rays | These have a shorter wavelength and a higher frequency than X-rays; They are given off during nuclear reactions
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| Medium | Substance through which waves can travel
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| Waves | Disturbances that transfer energy from place to place
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| Compression | Part of a medium where the particles are close together
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| Crest | high point of a wave
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| Longitudinal Wave | Wave in which the particles of the medium move back and forth in the direction of the wave motion
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| Rarefaction | Part of a medium where the particles are far apart
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| Transverse Wave | wave in which the particles of the medium move up and down at right angles to the direction of the wave motion
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| Trough | Low point of a wave
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| Amplitude | height of a wave
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| Frequency | Number of complete waves passing a point in a given time
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| Hertz | Unit used to meaure the frequency of a wave
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| Doppler Effect | Apparent change in frequency of waves
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Created by:
rosetalbert
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