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 âfeeble-mindedâ - English Dictionary. âfeeble-mindedâ in British English. feeble-mindedadjective. A child begotten in an intoxicated or depraved condition of a parent may be depraved itself in the same way, and is apt to be feeble-minded or idiotic. Again the explanation is clear when it is stated that this branch of the family did not contain a single feeble-minded individual.