Rocks become smoother as rough and jagged edges break off. Students run a model of this process by shaking sugar cubes and gravel together in a plastic container. The sugar cubes become smoother as their edges break off when they collide in the container.
By Diane Alter, Contributing Writer, Money Morning -. Gold prices today (Friday) climbed $18.90, or $1.66%, at $1,158.90, which was a six-week high for the precious metal. Gold prices today climbed after the release of the latest Federal Open Market Committee (FOMC) minutes.
18k Gold Price Per Gram | GoldValue.co. 1g of 18k Gold. The current 18k gold price per gram is $28.19. This price is live and this page updates every 30 minutes with the most recent gold price. Bookmark this page and come back whenever you need to know the price of a g of 18 karat gold.g of 18k Gold. The current 18k gold price per gram is $28.19. This price is live and this page updates every 30 minutes with the most recent gold price.