TheLearnDen

Year 9 · Science

Sound Waves

Year 9 learners practise how sound waves and the ear work.

The activities include Compare the Hearing Ranges of Humans and Animals, Explain How the Ear Works, Explain Reflection and Absorption of Sound Waves, 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

  • Compare the Hearing Ranges of Humans and Animals
  • Explain How the Ear Works
  • Explain Reflection and Absorption of Sound Waves
  • Relate Frequency and Time Period of Sound Waves
  • Use the Decibel Scale

Checked learning resources

  • Hearing sound

    Oak National Academy · Video · Opens on the provider website

    I can explain how sound waves cause sounds to be heard, and describe the range and limits of human hearing. This KS3 science video lesson directly teaches the concepts and scientific action required by "Compare the Heari

  • Reflecting and absorbing sound

    Oak National Academy · Video · Opens on the provider website

    This KS3 Oak video compares how hard, smooth, soft and rough materials reflect or absorb sound, explaining echoes and practical ways to reduce noise.

  • Sound properties: amplitude, period, frequency and wavelength

    Khan Academy · Video · Opens on the provider website

    The video defines the time period of a sound wave and frequency, then explains and demonstrates their inverse relationship.

  • Waves - KS3 Physics

    BBC Bitesize · Worksheet · Opens on the provider website

    BBC KS3 science teaching, examples and practice checks for Sound Waves; selected for the concepts in "Compare the Hearing Ranges of Humans and Animals" 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: Hearing sound.

  • Sound, light and vision: lesson sequence

    Oak National Academy · Teaching · Opens on the provider website

    This KS3 Oak unit provides sequenced teaching on Sound, light and vision. It includes the lesson objective closest to the full worksheet context: Reflecting and absorbing sound.

  • KS3 sound: reflection, absorption and echoes

    Physics-SchoolUK · Worksheet · Opens on the provider website

    This KS3 explanation and practice covers sound reflection and absorption by hard, soft and rough materials, echoes, and calculating speed of sound from measured distance and time.

  • Waves

    Oak National Academy · Lesson · Opens on the provider website

    Year 9 Science resource matched to how sound waves and the ear work.