Question Detail
Question
What material is typically used to stop beta (β) particles, according to the document?
Correct Answer
Option B is the correct answer.
Detailed Explanation
Page 4, in the 'Properties of radiation' table, under 'Stopped by', 'β - Rays' are stopped by '1 cm of aluminium'.
Hint
Locate the 'Stopped by' row for beta rays in the 'Properties of radiation' table on page 4.