6. Periodic waves – one oscillation Starting position Direction of wave Transverse wave 1 2 3 4 Starting position Direction of wave Longitudinal wave 1 2 3 4
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14. Terms to describe wave motion Direction of wave motion. Compression Rarefaction Crest Trough 1 wavelength 1 wavelength 1 wavelength 1 wavelength 1 wavelength Amplitude
15. Terms to describe wave motion Direction of wave Transverse wave A B Points A and B are in phase. They are 1 wavelength apart. Amplitude Amplitude Amplitude
16. Terms to describe wave motion Starting position Direction of wave Longitudinal wave 1 2 3 4 Amplitude Amplitude