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Tutor HuntTest QuestionsPhysics QuestionsYear 10 Physics Questions

 

Background Radiation (GCSE Physics)

The following is a GCSE Physics test covering 'Background 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

Which practice helps reduce exposure when working with open sources in a lab?
A sample of a radioactive isotope has activity 800 Bq. After one half-life the activity is 400 Bq. Which is an example of a half-life of this isotope?
Which answer correctly lists two natural sources of background radiation?
Which practice reduces contamination risk when working with radioactive materials?
Radon is a naturally occurring source of background radiation. Where does it mainly come from?
Which device is commonly used in school labs to detect and count ionising particles?
A source’s count rate measured on a detector is reduced to one quarter. How many half-lives have passed?
Which action is a precaution to reduce exposure to radiation when handling sources?
Which method reduces long-term hazard from radioactive waste?
Why are alpha emitters more dangerous if inhaled or ingested than when outside the body?
What is a common use of radioactive isotopes in medicine?