Carbon-13 is natural and represents 1.07 % of the carbon in nature. The remainder is Carbon-12.
It allows us to have Carbon 13 dating. Not two atoms going out...but Carbon 13 breaks down over time. If we know how much has broken down, we know how long it's taken to break down so we know how old it is.
13
Natural is to nature as artificial is to artifice.
The definitions is : Natural- A natural plant Artificial- An artificial one
6 electrons
artificial
artificial
natural
Natural silk is a proteinic fiber (sericin and fibroin).
artificial can't be found in natural environment and are maken in labs
Artificial. Man made.
artificial
Artificial is not natural, is man made.