contestada

People who work with radioactive materials often wear a _________ to reveal how much radiation they have been exposed to. A. film badge
B. Geiger counter
C. plasma detector
D. neutron moderator

Respuesta :

People who work with radioactive materials often wear a film badge to reveal how much radiation they have been exposed to. The film badge dosimeter or the film badge is a dosimeter worn by these people working with materials that are radioactive for the purpose of monitoring cumulative radiation dose due to ionizing radiation. The badge has two parts; the photographic film, and a holder.  

Answer:

film badge

Explanation:

Film badges reveal how much radiation you've been exposed to