Question 8 of 18 in Units (Radioactivity)

Units (Radioactivity)

1 mark · Easy

Name the unit that should be used for the distance between a radioactive source and a detector in a practical experiment.

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centimetre (cm)

Also accept: cm; centimetres

Common mistakes: metre; second; Bq

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Marking points

B1 · 1 mark · States 'centimetre (cm)' as the appropriate unit of distance.

Worked solution

Centimetres (cm) should be used to measure the distance between a source and a detector.

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