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 has reached $1900 per ounce, but has recently been as low as $1047. At this level it would have been a good time to have increased your holdings. Several financial institutions had forecast a drop to $900 but as of August 2016 the price stands at around $1350.