CourseCourseConceptConceptDocumentDocument

CAIE IGCSE Physics 3.4.9 Ultrasound As Sound with a Frequency Questions

Practise defining ultrasound by its frequency threshold and classify a stated sound from its numerical frequency, audibility and longitudinal nature.

Syllabus
2026–2028
Course
Physics 0625

Exam points

  • Define ultrasound as sound above 20 kHz, classify frequencies against the threshold and human audibility, and retain sound’s longitudinal nature when comparing ultrasound with audible waves.

CAIE IGCSE Physics 3.4.9 Ultrasound As Sound with a Frequency Questions question 1

[Maximum number: 1]

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

Fig. 8.1

Fig. 8.1

Define ultrasound.

All question bank results loaded