Wave parts
Presentation
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Science
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8th Grade
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Medium
Standards-aligned
Gwyneth Cooper
Used 74+ times
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5 Slides • 12 Questions
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Wave parts
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Two main types of waves
The energy of the wave always moves forward
In transverse waves, the particles move up and down as the wave energy passes
In longitudinal waves, the particles vibrate back and forth as the wave energy passes
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Key terms
Wavelength is the length of one complete wave
Amplitude is the height of the wave
Antinodes are the places where the particles have moved a lot
Nodes are the places where the particles haven't moved
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Frequency and amplitude
In sound waves, amplitude tells you the volume
In light waves, amplitude tells you the brightness or intensity
In sound waves, frequency tells you the pitch
In light waves, frequency tells you the colour
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Wave behaviour
Reflection is when a wave bounces off a boundary, like a mirror
Refraction is when a wave bends as it passes through a boundary, like into water
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Wave parts
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