
Where do echoes come from?
Quiz by Reading Annies Gift
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4 questions
Show answers
- Q1Ripples of energytravelwavesechoreflect30s
- Q2Sound waves that reflect back and are heard againdangerousecholocationwavesecho30s
- Q3To bounce back from somethingecholocationwavesechoReflect30s
- Q4A way that some animals use sound waves to find things.soundanimalsecholocationecho30s