GCSE Physics – Background radiation

Last updated: 01/06/2020
Edexcel GCSE Science – Combined science foundation Radioactivity GCSE Physics – Background radiation

Learning Objectives

-I can recall the different sources of background radiation
-I can describe what may affect a person dose of radiation
-I can recall that different isotopes have different half lives
-I can describe the different uses of radioactivity

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20
  21. 21
  22. 22
  23. 23
  24. 24
  25. 25
  1. Current
  2. Review
  3. Answered

  1. How common is background radiation?

    • 1.
    • 2.
    • 3.
    • 4.

  2. Where does background radiation come from?

    • 1.
    • 2.
    • 3.
    • 4.

  3. Where does background radiation come from?

    • 1.
    • 2.
    • 3.
    • 4.

  4. Where does background radiation come from?

    • 1.
    • 2.
    • 3.
    • 4.

  5. Where does background radiation come from?

    • 1.
    • 2.
    • 3.
    • 4.

  6. What type of radiation has the highest penetrating power?

    • 1.
    • 2.
    • 3.
    • 4.

  7. What type of radiation has the middle penetrating power?

    • 1.
    • 2.
    • 3.
    • 4.

  8. What type of radiation has the lowest penetrating power?

    • 1.
    • 2.
    • 3.
    • 4.

  9. What type of radiation has the highest ionising power?

    • 1.
    • 2.
    • 3.
    • 4.

  10. What type of radiation has the middle ionising power?

    • 1.
    • 2.
    • 3.
    • 4.

  11. What type of radiation has the lowest ionising power?

    • 1.
    • 2.
    • 3.
    • 4.

  12. What does radiation do to the body?

    • 1.
    • 2.
    • 3.
    • 4.

  13. What affects background radiation?

    • 1.
    • 2.
    • 3.
    • 4.

  14. What else affects radiation dose?

    • 1.
    • 2.
    • 3.
    • 4.

  15. Why are gamma sources used within the body?

    • 1.
    • 2.
    • 3.
    • 4.

  16. Why is gamma radiation safer than alpha radiation inside the body?

    • 1.
    • 2.
    • 3.
    • 4.

  17. Why is alpha radiation safer than gamma radiation outside the body?

    • 1.
    • 2.
    • 3.
    • 4.

  18. Why would a substance with a low half life be used medically?

    • 1.
    • 2.
    • 3.
    • 4.

  19. Where is nuclear radiation used?

    • 1.
    • 2.
    • 3.
    • 4.

  20. Name one example of nuclear radiation in medicine.

    • 1.
    • 2.
    • 3.
    • 4.

  21. Name another example of nuclear radiation in medicine.

    • 1.
    • 2.
    • 3.
    • 4.

  22. Describe the risk of background radiation to the general public.

    • 1.
    • 2.
    • 3.
    • 4.

  23. Why do we want to reduce radiation dose as much as possible?

    • 1.
    • 2.
    • 3.
    • 4.

  24. What is the range of half-life of radioactive isotopes?

    • 1.
    • 2.
    • 3.
    • 4.

  25. Why are long half-life substances not used within the body?

    • 1.
    • 2.
    • 3.
    • 4.