This video covers:
- The idea that ultrasound is just sound with a frequency over 20,000 Hz
- How we can generate ultrasound
- How we use ultrasound to view foetuses in prenatal scanning
- How we use ultrasound to check the quality of products in industry
- How boats and submarines use sonar to measure distance
Exam board specific info:
AQA - Separate/triple science and higher tier only
IGCSE Edexcel - Not really in your course
Edexcel - Separate/triple science and higher tier only
OCR 21st Century - Separate/triple science and higher tier only
OCR Gateway - Separate/triple science
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GCSE Chemistry playlist:
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GCSE Biology Playlist:
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GCSE Physics Playlist:
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GCSE Physics - Ultrasound #74
Теги
ultrasoundbabyfoetus20000hzfrequencyprenatal scanningsonarindustryindustrial imaginghow ultrasound workshow does ultrasound workultrasound scanning in pregnancypartial reflectionrefractionreflectionecho locationecho soundingexampleultrasound deviceaqagcsephysicsgcse physics ultrasound9-1higherseparatetriplefreesciencelessonsocredexceligcsek12indialearnrevise
