2007-12-17 15:13:00 · 0 answers · asked by Armando M 1 in Science & Mathematics ➔ Biology
Diffusion is the net movement of materials from an area of higher concentration to an area of lower concentration. The movement of each particle or molecule is random, but overall ... diffusion results in materials spreading out evenly.
See some animations here:
http://video.search.yahoo.com/search/video;_ylt=A0geu9x3TGdH3x4B.NhXNyoA?ei=UTF-8&p=diffusion&fr2=tab-web&fr=ks-ans
2007-12-17 15:29:09 · answer #1 · answered by ecolink 7 · 3⤊ 0⤋
1. The process whereby particles of liquids, gases, or solids intermingle as the result of their spontaneous movement caused by thermal agitation and in dissolved substances move from a region of higher to one of lower concentration.
2a. Reflection of light by a rough reflecting surface.
2b. Transmission of light through a translucent material.
2007-12-17 15:36:31 · answer #2 · answered by wif_a_tude 3 · 0⤊ 0⤋