Quiz: Definition of Activity and Count Rate
AQA GCSE Physics 8463
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Building on what you've learned about radioactive decay, let's test your knowledge of activity and count rate!
What is meant by the term 'activity' in radioactivity?
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Which of the following are true about count rate? (Select all that apply)
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Activity is measured in units called {{blank0}}, which represent one disintegration per {{blank1}}.
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Match the items on the left with their correct pairs on the right
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A radioactive source has an activity of 400 Bq. How many decays occur in 10 seconds?
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Which factor affects the count rate of a radioactive source?
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The {{blank0}} rate is usually less than the activity because not all radiation is {{blank1}}.
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Match the items on the left with their correct pairs on the right
Which statements are correct about becquerels (Bq)? (Select all that apply)
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