Isotopes of an element are different from normal atoms of the same element because they have a different number of ...
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Card 7
Front
What happens when a nucleus splits?
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Card 8
Front
What particles are found in the nucleus of an atom?
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Card 9
Front
A teacher used a Geiger counter to measure the radiation of a radioactive rock. Wrapping the rock in paper and aluminium foil had no effect on the count rate. What does this tell us about the rock?
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Card 10
Front
How do we change the rate of emission of radiation from a radioactive object?
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Card 11
Front
What happens to photographic film when it is exposed to radiation and then developed?
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Card 12
Front
What do radiation badges do?
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Card 13
Front
The half-life of an isotope is 1 hour. How long will it take for the count rate to fall to one-quarter of the starting rate?
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Card 14
Front
What happens to the half-life of a substance when it is put into a freezer?
