Best Answer: First true and second false.- ... Isotopes of an element have different atomic masses is TRUE. An isotope is an element, say carbon for example, that ...
Absent-mindedness is where a person shows inattentive or forgetful behaviour. It can have three different causes: a low level of attention (blanking or zoning out) intense attention to a single object of focus (hyperfocus) that makes a person oblivious to events around him or her;
Absenteeism is a pattern or habit of an employee missing work, often for no good reason. Turnover is the number or percentage of an employer's workforce that must be replaced due to the voluntary and involuntary separation of employees from employment. high degree of absenteeism and turnover can cause serious problems for businesses. Absenteeism hurts productivity and costs money. Caroline's company, for example, is currently suffering a high degree of absenteeism in its production department. Employees on the assembly line are often absent.