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Radioactive Decay And Nuclear Radiation (GCSE Physics)

The following is a GCSE Physics test covering 'Radioactive Decay And Nuclear Radiation' from the broader topic Atomic Structure. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

In beta minus decay, what change occurs in the nucleus?
Which property correctly compares alpha, beta and gamma radiation in terms of ionising power and penetration (highest ionising ? lowest ionising)?
Which detector is commonly used to measure count rate from radioactive sources in school experiments?
What would be the effect on measured count rate if a thin sheet of aluminium is placed between a beta-emitting source and a GM detector?
Which statement correctly describes radioactive decay?
The half-life of a certain isotope is 10 minutes. Starting with 8000 atoms, how many atoms remain after 20 minutes (two half-lives)?
Which nuclear radiation is a high-energy electromagnetic wave with no mass or charge and is most penetrating?
What is the unit of activity (decays per second) for a radioactive source?
Which definition of the becquerel (Bq) is correct?
Which process produces elements heavier than iron inside massive stars before they explode?
A beta particle is equivalent to which of the following?