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.
Gold Price in US Dollars: Gold Price in US Dollars is at a current level of 1244.90, down from 1248.80 the previous market day. This represents a market_daily annualized growth rate of -78.70%, compared to a long term average annualized growth rate of 6.17%. Category: Precious Metals.