Links

http://www.bbc.co.uk/learningzone/clips/how-does-sound-move-through-the-air/1607.html

http://www.bbc.co.uk/learningzone/clips/how-does-sound-travel-through-the-air/1608.html

 

War Sounds

Air raid siren

https://www.youtube.com/watch?v=erMO3m0oLvs

Explosions

https://www.youtube.com/watch?v=nRwM7UEQ8Q0

 

How the ear works.

https://www.youtube.com/watch?v=HMXoHKwWmU8

http://www.bbc.co.uk/education/clips/zqhtsbk

 

Pitch lesson

http://www.bbc.co.uk/education/clips/z9h6n39

http://www.bbc.co.uk/education/clips/ztptsbk

 

Reducing sound levels

http://bcove.me/r9rieebf

 

Air raid shelters

http://www.bbc.co.uk/schools/primaryhistory/world_war2/air_raids/