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Sound Waves
| Question | Answer |
|---|---|
| what kind of wave is a sound wave? | A longitudinal wave |
| what are sound waves caused by? | vibrating objects |
| when does sound travel its fastest? | faster in solids than in liquids faster in liquids than in solids |
| what are echoes? | reflected sound waves |
| what happens if you have high frequency sound waves? | it sounds high pitched |
| what happens if you have low frequency sound waves? | it sounds low pitched |
| high frequency also means... | shorter wavelength |
| the bigger the amplitude... | the louder the sound |