Answer:
Radioisotope -> An atom with an unstable nucleus
Radioactivity -> The spontaneous discharge of energy from an unstable nucleus
Radioactive Decay -> The process by which the nucleus of an unstable isotope changes
Strong Nuclear Force -> Binds protons and neutrons together in the nucleus
the answer is: B.Drowning in underground water
According to OSHA, caught-in or Caught between hazards refers to fatalities that resulted in workers being trapped between two or several things. When you are drowned, you the rescue workers could technically still move around the water area without worrying any collapse might happen, which is why it is categorized differently from caught in or caught between hazards.
The answers are A and E.
Option A) Orderly clashes, since holiday tournaments were hosted by nobles. The main purpose of the battles were to show skills and techniques, many knights could die due to injuries, that is why mortal combats, Option E), could happen.