Radioactive decay (AQA GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What is the key characteristic of radioactive decay?
What is the key characteristic of radioactive decay?
It is a random process
What is an alpha particle?
What is an alpha particle?
A helium nucleus
What is the charge of an alpha particle?
What is the charge of an alpha particle?
What is a beta particle?
What is a beta particle?
A high-speed electron from the nucleus
What is the mass of a gamma ray?
What is the mass of a gamma ray?
Which radiation type has the weakest penetrating power?
Which radiation type has the weakest penetrating power?
Alpha particles
What can stop alpha particles?
What can stop alpha particles?
A thin sheet of paper
What is the charge of a beta particle?
What is the charge of a beta particle?
Which radiation has the strongest ionising power?
Which radiation has the strongest ionising power?
Alpha particles
How do ionising and penetrating power relate?
How do ionising and penetrating power relate?
They work in opposite ways
When are alpha particles most dangerous?
When are alpha particles most dangerous?
If swallowed or breathed in
What is needed to stop gamma rays?
What is needed to stop gamma rays?
Thick lead or metres of concrete