Webb27 dec. 2024 · GCSE Physics Energy 22 Topics 23 Quizzes Energy Stores. Energy Stores Quiz . ... If you have any concerns or questions about a third-party website or service linked from our service, ... Radioactive Decay and Half Life Quiz . Using Radiation in Medicine. Using Radiation in Medicine Quiz . WebbStep 1: Calculate how many times the number of un-decayed atoms has halved There were 2 000 000 atoms to start with 1 000 000 atoms would remain after 1 half-life 500 000 …
AQA GCSE (9-1) Physics Revision - PMT
Webb6 feb. 2010 · To calculate the half-life of a sample, the procedure is: Measure the initial activity, A 0, of the sample; Determine the half-life of this original activity; Measure how … WebbHere are the questions written out: HALF LIFE QUESTIONS What is meant by the half life of a radioactive substance? The activity of a source drops from 1000 kBq to 125 kBq in 9 days. Calculate the half life of the source. The activity of a source drops from 4800 kBq to 150 kBq in 10 days. Calculate the half life of the source. how to use lufthansa miles
Physics Half life - The Student Room
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