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Below are the previews for the slide in Physics 3 - Waves. If you click on them, you can see larger versions. If you are on a computer you can press the left and right arrows to move. You can also click the arrows to the left and right of the screen.

Powerpoint Description:

Use this slideshow to help you teach the Waves topic. It covers: definition of a wave, transverse and longitudinal waves, definitions of terms such as amplitude, wavelength and frequency, the wave equation, the Doppler effect, electromagnetic radiation, uses and dangers of different parts of the electromagnetic spectrum, reflection, ray diagrams for reflection, refraction, ray diagrams for refraction, Snell's Law, the critical angle, calculating the critical angle using the refractive index, total internal reflection, measuring wave speed, sound waves and how they are caused, using oscilloscopes, measuring frequency and wavelength using oscilloscopes, auditory ranges of different animals.

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