A wave is a ____ that transfers ____ from one place to another. All waves are either longitudinal or transverse. Sound waves are all ____. Examples of ____ waves include water waves and all ____ waves. Sound waves and water waves are also described as ____ waves because they require particles. All EM waves can travel through a ____ or empty space. Transverse waves consist of ____ and troughs. The crest is the top of a ____ wave and the trough is the ____. The vibrations in a transverse wave happen ____ to the direction of ____ transfer. A ____ wave consists of compressions and ____. The vibrations in a longitudinal wave are ____ to the direction of travel of the wave. ____ is the time for one full wave to pass a point. Period is measured in ____ and is given the symbol ____. Frequency is given the symbol ____ and is measured in ____. ____ is defined as the number of waves per ____. The ____ is the distance measured from a point on one wave to the ____ point on the next wave. Wavelength is measured in units of ____ e.g. m, nm. The amplitude of a transverse wave is the vertical ____ from the ____ line to the top of a ____, or to the bottom of a ____. The speed of a wave is the distance it travels in one ____. Speed is measured in ____. Sound waves travel at ____ in air, 1500 m/s in ____, and ____ in steel. EM waves travel much faster at ____. Light travels much faster than sound. We know this because, during a storm, we ____ before we ____. The lightning happens at the same time as the thunder, but the further we are away from the strike, the bigger the delay time between seeing the ____ arrive and ____ the thunder.

Wave Characteristics

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