EARTH SCIENCE
'(<a href="http://www.j-archive.com/media/2010-03-22_DJ_20.wmv">Sarah of the Clue Crew shows a map on the monitor.</a>)  South America & Africa fit together like puzzle pieces; this theory says they were connected 200 million years ago & have been moving away from each other up to 4 inches a year'
plate tectonics