Year 4

What is sound?

In this lesson, we will learn about how sound travels, how we hear it in our ear and complete an experiment.

Year 4

What is sound?

In this lesson, we will learn about how sound travels, how we hear it in our ear and complete an experiment.

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Lesson details

Key learning points

  1. Describe what sound waves are
  2. Describe how we can see sounds
  3. Explain how we can stop sound

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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3 Questions

Q1.
When a sound is made, the particles in the air
disappear
heat up
Correct answer: wobble and vibrate
Q2.
When vibrations are funnelled into the ear canal, the _______ vibrates
Brain
Correct answer: Ear drum
Outer ear
Q3.
By placing a solid object between the sound and the ear, this will...
Make the sound higher in pitch
Make the sound louder by moving the particles more
Correct answer: Prevent the vibrations from travelling