AQA GCSE Background Radiation
Practice Questions
1. Define the term background radiation
Background radiation, is low level ionising radiation that is all around us, all the time.
2. State 3 possible sources of background radiation
Radon Gas
Cosmic rays from outer space
Fall out from nuclear weapons testing
Food and drink
Nuclear accidents
3. State the name of the piece of apparatus that can be used to measure the background level of radiation
Geiger counter.
Absorption and Emission of EM Radiation
JJ Thomson and Plum pudding model
Ernest Rutherford and the Nuclear Model
Niels Bohr changing the Nuclear Model
Discovering the Proton and Neutron
Measuring radiation from radioactivity
Radiation types and properties
Random nature of radioactive decay
Radioactive contamination or irradiation
Hazards of contamination and irradiation
Studies on the effects of radiation on humans
Different half lives of radioactive isotopes
Nuclear Fission Chain Reaction
Writing nuclear fission equations