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Card 16
Front
What is a radioactive tracer?
Back
Card 17
Front
What sort of radiation should a tracer emit?
Back
Card 18
Front
What is meant by 'fission'?
Back
Card 19
Front
What is nuclear fusion?
Back
Card 20
Front
What are boron control rods?
Back
Card 21
Front
An atom or molecule that has become charged is an ___.
Back
Card 22
Front
When a polythene rod is rubbed with a duster, electrons are transferred from the duster to the polythene. What charge does the polythene rod have now?
Back
Card 23
Front
Why is ultrasound preferred to x-rays?
Back
Card 24
Front
A smoke detector contains an isotope which emits ______ particles
Back
Card 25
Front
What radioactive substance of carbon is present in all living things?
Back
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