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The electromagnetic spectrum
Order the parts of the electromagnetic spectrum and match each type of radiation to its uses and hazards, including ionising radiation and UV safety.
⏱ 19 min❓ 8 questions
What you'll be able to do
- ✔I can list the electromagnetic spectrum in order of wavelength, frequency and energy
- ✔I can describe properties shared by all electromagnetic waves and use v = fλ with the speed of light
- ✔I can match each type of radiation to its uses and hazards and explain why ionising radiation is dangerous
How this works
- 1Read the short explanations first — they teach you what you need before each question.
- 2Answer each question, then tap Check. A right answer moves you on automatically; if it's wrong, you'll see a friendly explanation of why.
- 3Finish all 3 steps to see your score — sign in and subscribe to unlock the full lesson and save it.
What's inside
8 questions and 1 quick teaching card, including:
- ↕️Put in order — Use the up and down arrows to sort the steps.
- 🔗Match the pairs — Choose the partner that goes with each item.
👪Grown-up tip: sit alongside younger learners for the first few lessons. Read the questions together and chat about the explanations — that's where the real learning sticks.
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Curriculum: AC9S9U04