Answer: b
Explanation:vcdfghmnb vcxdcfvb
 
        
             
        
        
        
Yes. Half life or better known as Radioactive decay is measured in TIME. Such as seconds, minutes, hours, days, years ect...
:) hope that helps you some, best of luck!
        
             
        
        
        
Answer:
The answer is D.) Mercury
 
        
                    
             
        
        
        
A skeptical scientist is one who questions the reliability of certain kinds of claims by systematically investigating them. it is an important quality in a Scientist because it helps them remain objective when performing scientific injury and research, it also forces them to examine claims to be certain that there is sufficient evidence to back them up