Mind map
Chapter 3: Sound
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Chapter 3: Sound
Since ancient times, sounds have helped to describe situations.
The ear is so important, because is a way of guide.
Hertz
- What is a hert?
- Is the unit of frequency, is the equivalen to a cycle per second.
- infrasound
- 0Hz-20Hz
- Elephans and moles
- 0Hz-20Hz
- Human
- 20Hz-20,000Hz
- Humans
- 20Hz-20,000Hz
- Ulltrasound
- 20,000Hz-160,000Hz
- Dolphins and bats
- 20,000Hz-160,000Hz
- infrasound
- Is the unit of frequency, is the equivalen to a cycle per second.
- What is a hert?
What is sound?
- Sound is all the vibrations passing into the air in form of waves.
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- Mind Map on Chapter 3: Sound, created by Luis Hernandez on 11/03/2016.
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- Luis Hernandez
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