1. P10 SOUND

2. Sound is made by vibrating sources

3. Sound energy moves as a longitudinal wave

5. Longitudinal waves cause vibrations

7. Sound travels through liquids
Did you Eh?
know
that
sound
waves
can
travel
through
water?

8. Sound travels through solids

9. Silly-scope or Oscilloscope

10. The oscilloscope makes the
longitudinal wave into a waveform

11. Loudness and Amplitude

12. Pitch and frequency

13. http://www.s-cool.co.uk/gcse/physics/uses-of-waves/revise-it/sound-waves

14. The human range of audible
frequencies

15. Speed of sound = distance / time

16. Speed of sound in different materials

17. http://www.s-cool.co.uk/gcse/physics/uses-of-waves/revise-it/uses-of-sound-waves

18. Echoes

19. Exam question

20. Exam question