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Understanding Electromagnetic Waves: Communication, Cooking, and Medical Applications

Learn about different electromagnetic waves, their applications, and impacts on health. Discover how waves transmit signals, cook food, and aid in medical procedures like surgery.

jillian-bauer
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Understanding Electromagnetic Waves: Communication, Cooking, and Medical Applications

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  1. REVISION

  2. PIG

  3. What wave is missing and how does its frequency compare with gamma waves?? (2)

  4. Which three types of waves are used in communications (3)

  5. Which electromagnetic waves can be used to cook these? (2)

  6. Which electromagnetic are used by each of these devices? (2) REMOTE CONTROLE MOBILE PHONE

  7. What is the difference between digital signals and analogue signals? (2)

  8. Explain how radio waves are received by houses on the other side of hills (3)

  9. Explain how optical fibres are used in surgery (4)

  10. Which three types of waves cause cancer? (3)

  11. What is section C called and is it solid, liquid or both? (2)

  12. Explain how microwaves cook food through to the centre (3)

  13. Between which two letters is the amplitude? (1)

  14. Why are more and more people getting skin cancer and why are dark skinned people less at risk than light skinned people? (4)

  15. How do infrared waves cook through to the centre of food?? (2)

  16. Explain how microwave TV signals are sent long distances (3)

  17. Why do S waves show us there is a liquid layer inside the Earth? (3)

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