How is an echo formed?(1 point)ResponsesSound waves bounce off a flat surface.Sound waves bounce off a flat surface.Sound waves travel into a soft surface.Sound waves travel into a soft surface.Light waves pass through a shiny surface.Light waves pass through a shiny surface.Light waves go around a smooth surface.

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Sound waves bounce off a flat surface.

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How is an echo formed?(1 point)ResponsesSound waves bounce off a flat surface.Sound waves bounce off a flat surface.Sound waves travel into a soft surface.Sound waves travel into a soft surface.Light waves pass through a shiny surface.Light waves pass through a shiny surface.Light waves go around a smooth surface.

1 answer

Sound waves bounce off a flat surface.

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GPT 3.5 · Answer

Sound waves bounce off a flat surface.