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;
DEFINITION of 'Absenteeism'. The habitual non-presence of an employee at his or her job. Possible causes of absenteeism include job dissatisfaction, ongoing personal issues and chronic medical problems.Regardless of cause, a worker with a pattern of being absent may put his reputation and his employed status at risk.However, some forms of absence from work are legally protected and cannot be grounds for termination.egardless of cause, a worker with a pattern of being absent may put his reputation and his employed status at risk. However, some forms of absence from work are legally protected and cannot be grounds for termination.