6(a) Radioactive materials can be a risk to health - Edexcel - GCSE Physics - Question 6 - 2012 - Paper 1
Question 6
6(a) Radioactive materials can be a risk to health. Some food contains radioactive material.
Explain why people can eat this food without serious risk.
(2)
6(b) A... show full transcript
Worked Solution & Example Answer:6(a) Radioactive materials can be a risk to health - Edexcel - GCSE Physics - Question 6 - 2012 - Paper 1
Step 1
Explain why people can eat this food without serious risk.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
People can safely eat food containing radioactive material because it usually contains only a small percentage of the material. Additionally, the activity level of the radioactive substances is low and below the natural background radiation levels, ensuring that any radiation exposure is within safe limits.
Step 2
The time between the two measurements is about:
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
B 50 days
Step 3
Put a cross (X) in the box next to your answer.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
