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Sound, Ultrasound and Seismic Waves

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IGCSE Physics Lessons
Math Worksheets

A series of free GCSE/IGCSE Physics Notes and Lessons.

Sound Waves
Describe how sound waves can be transmitted from one medium to another.
Describe how the frequency range of human hearing is limited.
Describe how frequency and amplitude affect sound.
Describe how sound waves in the air can trigger vibrations in solids such as a microphone or the human ear.

Describe what is meant by ultrasound.
Describe how ultrasound is used for medical and industrial imaging.
Calculate distance from ultrasound results.
Seismic Waves
Describe what is meant by seismic waves (P waves and S waves).
How the P waves and S waves pass through the Earth.
Describe how seismic waves provide evidence about the internal structure of the Earth.

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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