TheLearnDen

Year 9 · Science

Energy Waves

Year 9 learners practise electromagnetic spectrum and ultrasound uses.

The activities include Describe How Waves Transfer Information by Microphones and Speakers, Describe Medical Uses of Ultrasound, Describe Non-Medical Uses of Ultrasound, and related practice. The checked support below includes video, worksheet, teaching, lesson. Open a resource in its provider's website and choose the format that best helps the learner explain the idea independently.

Activities covered

  • Describe How Waves Transfer Information by Microphones and Speakers
  • Describe Medical Uses of Ultrasound
  • Describe Non-Medical Uses of Ultrasound
  • Describe Properties and Uses of Ultraviolet, X-rays, and Gamma Waves
  • Describe Properties and Uses of Waves in the Electromagnetic Spectrum
  • Explain How Earthquakes Transfer Energy in Waves
  • Explore the Properties of Sound Waves

Checked learning resources

  • Production of sound

    Khan Academy · Video · Opens on the provider website

    The video shows a speaker diaphragm oscillating, transferring energy through vibrating air particles without transporting the air itself.

  • Ultrasound

    Oak National Academy · Video · Opens on the provider website

    I can describe what ultrasound is and explain its properties, and also describe some uses of ultrasound. This KS3 science video lesson directly teaches the concepts and scientific action required by "Describe Medical Use

  • Sound properties: amplitude, period, frequency and wavelength

    Khan Academy · Video · Opens on the provider website

    The video links stronger vibration and larger amplitude to greater sound volume, and explains how changing vibration frequency changes pitch.

  • Waves - KS3 Physics

    BBC Bitesize · Worksheet · Opens on the provider website

    BBC KS3 science teaching, examples and practice checks for Energy Waves; selected for the concepts in "Describe How Waves Transfer Information by Microphones and Speakers" after reviewing the full worksheet context.

  • Waves: lesson sequence

    Oak National Academy · Teaching · Opens on the provider website

    This KS3 Oak unit provides sequenced teaching on Waves. It includes the lesson objective closest to the full worksheet context.

  • KS3 wave effects: microphones and loudspeakers

    Physics-SchoolUK · Worksheet · Opens on the provider website

    This KS3 explanation and interactive practice follows a sound wave into a microphone, through an electrical signal and back into a sound wave at a loudspeaker.

  • Waves

    Oak National Academy · Lesson · Opens on the provider website

    Year 9 Science resource matched to electromagnetic spectrum and ultrasound uses.

  • GCSE Physics: X-Rays and Gamma Rays – Characteristics and Uses

    YouTube — Cognito · Video · Opens on the provider website

    GCSE lesson compares ultraviolet, X-rays and gamma radiation, including uses and hazards.