Energy, Light & Sound
Here's some videos to get you thinking about light and colour - what is it and how do we perceive it?
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Find out about the Electromagnetic Spectrum in this clip from BBC Bitesize.
Check your understanding of reflections with this little Mirror Game. See how eyes work with this video on How Eyes Work then test yourself with the quiz and wordfind. |
Sound
You need to know: how does sound travel? What is a soundwave? How do we measure sound? How do we hear sound? How do changes in frequency and amplitude affect what we hear?
You need to know: how does sound travel? What is a soundwave? How do we measure sound? How do we hear sound? How do changes in frequency and amplitude affect what we hear?
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