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Sound
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Sound
Echo: an echo is a reflection of sound from a boundary/ barrier.
Equation: S=A/t.
Ultrasound: a sound wave with a frequency higher than 20,000Hz.
Uses: Scanning unborn babies/internal organs, detecting cracks in metal casing.
SONAR: sound, navigation and ranging - sound wave.
RADAR: radio detection and ranging - electromagnetic (radio) wave.
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- GCSE Physics Apunte sobre Sound, creado por John Carroll el 23/12/2021.
- Creado por
- John Carroll · dic 2021
- Actualizado
- 23 dic 2021
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