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;
Example Sentences for absent-minded. Absent-mindedâthe citizen, muttered Barlasch, returning to the kitchen, where he resumed his seat on a chair by the open door. Perhaps the poet heard, for he heard a great deal when absent-minded. My mother looked down, presently, at him, and checked the absent-minded passes of her hand over Lucy's hair.