bill nye - sound - mr jeff's secondary science...
TRANSCRIPT
Bill Nye - Sound
To be able to answer a varietyof questions on soundAim:
Answer!1. What is sound?
_____________________________________________________________________2. What does an oscilloscope do?
_____________________________________________________________________3. Why is our ear cup shaped?
_____________________________________________________________________4. How many times faster does sound travel through metal than air?
_____________________________________________________________________5. What happens to air molecules when a sound is sent through them?
_____________________________________________________________________6. What is it called when a sound wave is reflected?
_____________________________________________________________________7. How long does it take sound waves to travel down you ear and into your brain?
_____________________________________________________________________8. What would higher frequency do to the pitch of a sound?
_____________________________________________________________________9. How do our ears figure out where a sound is coming from?
_____________________________________________________________________10. What can ultrasound be used for?
_____________________________________________________________________11. How does ultrasound work?
_____________________________________________________________________12. What is a natural frequency?
_____________________________________________________________________13. What is resonance?
_____________________________________________________________________14. How can you break a wine glass with sound?
_____________________________________________________________________15. What are sound and light both forms of?
_____________________________________________________________________
5B WS7 : Sound