α, β, and γ radiation (AQA A-Level Physics): Flashcards

Unstable nuclei releasing energy to become more stable

$2 – 10 cm$

Paper

$~1 m$

Aluminium foil (~3 mm thick)

No

Several metres of concrete or several inches of lead

Monitoring material thickness (e.g., aluminium foil production)

Diagnostic imaging, sterilisation, cancer treatment

$I = \frac{k}{x^2}$