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6.3 Nuclear equations and decay

6.3 Nuclear equations and decay

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Question 10

The half-life of caesium-137 is 30 years.

A medical calibration source had an activity of 64.0 kBq64.0\text{ kBq}64.0 kBq in the year 1990.

Estimate the activity of this source in the year 2080.

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Markscheme

6.3 Nuclear equations and decay Questions

  1. GCSE
  2. /Physics
  3. /6.3 Nuclear equations and decay

90 exam-style questions on Edexcel GCSE Physics 6.3 Nuclear equations and decay. Each one has a worked solution and a mark scheme showing where the marks go.

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