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Definition
| a process in which a dolphin uses reflected waves to determine how far away an object is. |
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Definition
| when two or more waves combine to form a single wave. |
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Definition
| an explosive sound that occurs when a shockwave reaches our ears from an object traveling faster than the speed of sound. |
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Definition
| part of this wave has a large amplitude due to interference and looks like it is standing still. |
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Definition
| occurs when one object vibrates causing a second object to vibrate. |
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