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 Â» Gold prices in Canada. Gold price in Canada in Canadian Dollar(CAD) per ounce is a free service provided by Gold Price OZ website, where shows current gold price(including bid price and ask price) and gold price history chart(London gold fixing price).Gold price in Canada per ounce today is being updated once every 1 minutes.n November 1972, the Winnipeg Commodity Exchange opened the Winnipeg Gold Futures Market. In December 2004, WCE became North America's first commodities exchange to utilize a trading platform that is entirely electronic.