What produces a sound wave?, Gravity, A vibration, What is a longitudinal wave?, The oscillation is parallel to the direction of the wave., The oscillation is at 90o to the wave., What are the three features of a wave?, Amplitude, frequency and incident, Amplitude, frequency and wavelength, What is the top of a wave called?, Peak, Trough, When waves bounce off a surface, we call this , Reflection, Magnification, Is sound a transverse or longitudinal wave?, Transverse, Longitudinal, What is superposition?, When a Mexican wave is formed., When two waves are put together., Amplitude is, the number of waves that go past a particular point per second., the distance from the middle to the top or bottom of a wave., A rarefaction is, where waves are close together., where waves are spread apart., A sound wave is a continuous train of compressions and rarefactions moving through a medium. True or false?, True, False, Does sound move faster through a liquid or a gas?, Liquid, Gas, Is light a transverse or longitudinal wave?, Transverse, Longitudinal, What is the speed of sound in air?, 300,000,000 m/s, 340 m/s, What is a vacuum?, A space in which there are no particles., A space in which there are only solid particles., What is an echo?, Something that detects a sound wave., When a sound reflects (bounces off) off a surface., What is a reverberation?, Lots of echoes joined together., The noise made by a bat..
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Hamdhouse
KS3
Physics
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