Chemistry and Physics
it has stuff to do with science and homework on classifying stuff.
science can be BROADLY classified into chemistry physics n Biology.
classification "The science of classification as applied to living organisms
3
3
The six classifications determined by precipitation & temperature are ; Mild , Dry , Continental, Polar , Tropical , & High Elevation !! (I got this out of my science book)
Racial classifications are groups of physical characteristics. The 3 most common racial classifications, going by bone structures, are Caucasoid, African, and Asiatic.
the three classification of technology is: tools product process
There are usually 4 classifications: Elliptical, spiral, (including barred spiral), lenticular, and irregular. (However some classifications do have only 3 types.)
metamorphic, sedimentary and igneous
ewan ku :)