Charles Darwin, Seeing this new artificially designed creature at home, as the result of breeding, he coined the term to explain the variation of species around the islands and (by extension of his theory) also word wide
A. Amateur Selection
B. Artificial Selection
C. photosynthesis
D. Natural Selection

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.

ice to water 1 water to vapour 2 latent heat