what is a wave? · 2019. 12. 6. · decimal - binary - octal - hex — conversion chart ascii ascii...
TRANSCRIPT
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Physics FP 38 Motion & ChangeWaves & Technology Project
What IS a wave?
A disturbance that transmits energy from one place to another.
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Freshman Physics 39 Waves & Sound
Characteristics of Waves
How do we describe a wave?
What are some things we could measure about waves?
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Freshman Physics 40 Waves & Sound
Describing a WavePeak (Crest)
Peak (Trough)
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Freshman Physics 41 Waves & Sound
Describing a Wave
Wavelength: Distance for one whole back and forth motion. Crest to crest or trough to trough.
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Freshman Physics 42 Waves & Sound
Describing a Wave
Period: Time for one whole back and forth motion
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Freshman Physics 43 Waves & Sound
Describing a Wave
Frequency: How many whole waves pass in one second
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Freshman Physics 44 Waves & Sound
Describing a Wave
Wave Speed: How fast the wave (energy) moves through the medium.
Medium: The stuff the wave travels through. (Ex. air, water, tissue, earth)
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Freshman Physics 45 Waves & Sound
Describing a Wave
Amplitude: How much displacement a wave causes
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Freshman Physics 46 Waves & Sound
Describing a Wave
Direction of Wave Propagation: The direction the energy is transmitted.
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Freshman Physics 47 Waves & Sound
Describing a Wave
Direction of Oscillation: The direction the particles of the medium are moving (usually up and down, side to side, or forward and back).