Question

What is one way in which radioactive decay is used to benefit society?

Answer 1

Sample Response: Radioisotopes are used in medicine as tracers to detect and diagnose medical problems. Radioisotopes are also used in radiation therapy to treat cancer.

On Edge

Step-by-step explanation:

Answer 2

They are used to measure and map effluent and pollution discharges from factories and sewerage plants, and the movement of sand around harbours, rivers and bays. Radioactive materials used for such purposes have short half-lives and decay to background levels within days.