easy-watermark domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the init action or later. Please see Debugging in WordPress for more information. (This message was added in version 6.7.0.) in /home/u223937191/domains/scienceworksheets.co.uk/public_html/wp-includes/functions.php on line 6170Practice Questions
1.State two uses of nuclear radiation in medicine
1. Exploration of Internal organs
2.Control or destruction of unwanted tissue
2. Define the term tracer
A tracer is a substance that is used to trace the flow of a substance around the body, or through an organ.Â
3. What is radiotherapy?
Radiotherapy uses radiation to kill cancerous cells and therefore remove the tumour.Â
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