True, The speed of sound increases in air when the temperature increases., The greater the density, the faster the speed of sound., Diffraction is the change in direction of a wave when it travels by the edge of an object or through an opening., Water waves diffract through an opening by spreading out after passing through the opening., The diffraction of sound waves is the reason you can hear the person in front of you even if an object blocks their face., False, The speed of sound increases in water when the temperature increases., The speed of sound is lower in solids than in liquids., Only sound waves diffract., Water waves cannot travel around edges.

Wave Interactions THROUGH Matter

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