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CAIE IGCSE Physics 3.4.11 That in General Sound Travels Faster Questions

Practise comparing sound speed in solids, liquids and gases and apply typical air, water and metal values to timing, wavelength and distance questions.

Syllabus
2026–2028
Course
Physics 0625

Exam points

  • Order sound speed with solids generally fastest, then liquids, then gases; use typical values near 340 m/s in air, 1500 m/s in water and 5000 m/s in metal; link speed changes to wavelength or echo distance while frequency stays fixed.

CAIE IGCSE Physics 3.4.11 That in General Sound Travels Faster Questions question 1

[Maximum number: 1]

Fig. 8.1 shows images produced during two different medical scanning procedures.

Fig. 8.1

Fig. 8.1

State how the speed of sound in liquid compares to the speed of sound in air.

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