Units (Radioactivity)
1 mark · NormalWhich unit would be used to measure the thickness of a sheet of material when investigating the penetration power of different types of radiation?
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centimetre (cm)
Also accept: cm; centimetres
Common mistakes: meter; millimeter
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Marking points
B1 · 1 mark · Correct unit: centimetre (cm)
Worked solution
Thickness is typically measured in centimetres (cm) when investigating the penetration of radiation through materials.