Which radiation detection device is the best to use for measuring the presence of radiation in large moving objects where constant monitoring is impossible?

A film badge

Explanation:

The film badge dosimeter or film badge is a personal dosimeter used for monitoring cumulative radiation dose due to ionizing radiation. It of a photographic film and a holder. This film badge is used to determine or measure and record the radiation exposure as a result of radiations, x-rays, gamma rays and also beta particles.

a=d/t

a="triangle"v/t

explanation:

a = acceleration

answeralert drivers who drift off the road;