For example, the half-life of Iodine 131 is eight days ... In addition, there are thousands of substances in our everyday life besides radiation that can also cause cancer, including tobacco smoke, ...

We use metals in everyday life, for example in jewellery or cars ... which results in the emission of radiation and energy. There are three types of radiation; alpha (α), beta (β) and gamma ...

Together, these layers protect us from the sun’s harmful radiation and keep temperatures ... how the atmosphere works is crucial to everyday life. For example, pilots consider how the different ...