What is a Tsunami? what causes a Tsunami?
- Curious questions, Earth Science, Ocean
- January 23, 2015

Hey kids, have you ever wondered why you hear thunder after you see lightning? Or why the horn on a car sounds different when it’s coming toward you than when it’s moving away? Or why things sound different under water? It all has to do with sound waves! Anything that vibrates makes a sound. Try
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