Edexcel Gcse Physics/additional Science - Unit P2 Physics For Your Future Page 5
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Answer ALL questions.
Some questions must be answered with a cross in a
box
. If you change your mind about an answer, put a
line through the box
and then mark your new answer
with a cross
.
RADIOACTIVITY IN ACTION
1
(a) Here are four uses of radioactivity.
Draw a line from each one of them to the type of
radiation it uses.
Each type of radiation may be chosen once, more
than once or not at all. (4 marks)
Use of radioactivity
Type of radiation it uses
sterilisation of medical
alpha
equipment
household fire (smoke)
alarm
beta
gauging thickness of
cardboard
gamma
irradiating food
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