🔬 Science · Waves, Light & Sound
Light Travels in Straight Lines
Recognise that light appears to travel in straight lines and use this to explain how we see objects and why shadows have the same shape as the objects that cast them
Typical age: 10–11 years
“Can your child explain why a shadow of a hand looks like a hand shape, using the idea that light travels in straight lines?”
0 / 3 mastered
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Needs first
- How We See ObjectsREQUIRED
Must understand reflection-to-eye model before using straight-line light to explain how we see
- How Shadows FormREQUIRED
Must understand shadows before formalising that light travels in straight lines to explain shadows
- Wave Behaviour VocabularyREQUIRED
Explaining shadows and sight using straight-line light travel requires reflection/absorption vocabulary