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Echoes and Ultrasound
Physics · JC 1 · Waves: Sound and Light · Semester 2

Echoes and Ultrasound

Students will understand the phenomenon of echoes and explore the applications of ultrasound in medical imaging and sonar.

MOE Syllabus OutcomesH2 Physics (9749), Core Idea 4: Waves, 4.1 General Wave Properties, Learning Outcome (c) derive and use the wave equation v = fλH2 Physics (9749), Core Idea 4: Waves, 4.2 Wave Phenomena, Learning Outcome (b) show an understanding of the reflection of waves at a plane surface

About This Topic

Students will understand the phenomenon of echoes and explore the applications of ultrasound in medical imaging and sonar.

Key Questions

  1. Analyze how echoes are used to determine distances in various applications.
  2. Evaluate the advantages of ultrasound over other imaging techniques in medicine.
  3. Design a simple experiment to measure the speed of sound using echoes.

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Edited by Adriana Perusin, Editor-in-Chief, Flip Education