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SS3: PHYSICS - 2ND TERM

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  1. Magnetic Field
    10 Topics
    |
    1 Quiz
  2. Magnetic Field
    5 Topics
    |
    1 Quiz
  3. Electromagnetic Field
    4 Topics
    |
    1 Quiz
  4. Electromagnetic Induction
    7 Topics
    |
    1 Quiz
  5. The Transformer
    5 Topics
    |
    1 Quiz
  6. Simple A.C Circuit
    11 Topics
    |
    1 Quiz
  7. Models of the Atom
    2 Topics
    |
    1 Quiz
  8. Radioactivity
    3 Topics
    |
    1 Quiz
  9. Half Life
    8 Topics
    |
    1 Quiz
  10. Energy Quantization
    5 Topics
    |
    1 Quiz
  11. Photoelectric Effect
    6 Topics
    |
    1 Quiz
  12. Wave Particle Paradox
    6 Topics
    |
    1 Quiz
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Lesson 9, Topic 3
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Health Hazards of Radiation & Safety Precautions

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Topic Content:

  • Health Hazards of Radiation & Safety Precautions

Health Hazards of Radiation:

1. Overexposure to radiation can cause skin disease or destroy organs in the body.

2. It can cause damage to human genes (genetic mutation).

3. It can lead to leukaemia (Cancer of the blood).

Safety Precautions:

1. A thick lead concrete block should be used to shield workers in the industry. 

2. The dose of radiation absorbed by patients should be controlled.

Safety Precautions radiation film badges

3. Radiological workers should wear film badges which are sensitive to radiation. They help workers identify areas where exposure levels are higher than expected.  

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