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7L Sound - Coggle Diagram
7L Sound
7La Making sounds
What causes sound?
How can sounds be made louder?
What is the relationship between frequency and pitch?
7Lc Detecting sounds
Describe the parts of the ear and their functions
Describe how a microphone converts sound into electrical signals
What are the hearing ranges of animals
7Le Comparing waves
Explain what superposition means
Describe longitudinal and transverse waves
Know that all waves can be reflected
7Lb Moving sounds
How does sound move through materials?
7Ld Using sound
Describe some uses of ultrasound
Describe how sonar and echolocation work
https://www.youtube.com/watch?v=laeE4icRYp4
7Ld Remembering
Describe some methods that can be used to remember information