the movement of molecules of a particular substance from regions of high concentration to regions of low concentration of that substance, i.e. down a CONCENTRATION GRADIENT. The rate of diffusion in gases is much greater than in liquids, due to differences in their molecular structure.
1990 Score Supplemental Emmitt Smith rookie card. This is Emmitt Smithâs best rookie card. You can find these football cards on Ebay in Gem MT 10 condition for about $300-$350. These cards are condition sensitive due to the colored border. A great card and a great investment.
The 1951 Bowman Willie Mays, No. 305, is considered the Baseball Hall of Famer's rookie card. ( ) The Encino, Calif., home of actor and comedian Rob Schneider was broken into over the weekend, and jewelry and watches were among the items stolen. But the most valuable item taken was a Willie Mays baseball card worth $175,000. The 1951 Bowman card is the first baseball card for Mays - known in the collecting world as his rookie card - and is in mint condition, TMZ reported.