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Question 1

Question 1 . What has the highest energy photons? A) gamma B) micro waves C) radio waves D) light. Question 2 . What has the shortest wavelength A) Radio waves B) Gamma rays C) Visible light D) UV. Question 3 . What colour of light transfers more energy photons per second?

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Question 1

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  1. Question 1 • What has the highest energy photons? • A) gamma • B) micro waves • C) radio waves • D) light

  2. Question 2 • What has the shortest wavelength • A) Radio waves • B) Gamma rays • C) Visible light • D) UV

  3. Question 3 • What colour of light transfers more energy photons per second? • Blue • Red • Violet • Green

  4. Question 5 • What E.M radiation is absorbed by the ozone layer? • A) Gamma • B) X-rays • C) UV • D) Infra red

  5. Question 6 • Why is ionisation radiation so dangerous? • A) It causes mutations in DNA • B) It is absorbed by bone • C) It causes the synthesis of Vitamin D • D) It vibrates water molecules to produce heat

  6. Question 7 • Why chemical depletes the ozone layer? • A) Methane • B) CFC’s • C) water vapour • D) Carbon dioxide

  7. Question 8 • What is an ion? • A) an atom that has gained an electron • B) A free radical • C) charged particle • D) high energy photon

  8. Question 9 • Why are x-rays absorbed by bones but gamma passes straight through? • A) Gamma has higher energy photons • B) X-rays are slightly less energetic • C) X-rays are slightly less energetic • D) X-rays have less electrons

  9. Intensity is what? • A) Energy per meter squared • B) How many electrons are transferred by the wave • C) Energy transferred per second per M squared • D) Energy transferred per minute per cm squared

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