Magma rises through the cracked, thinned crust,forming volcanoes. As the rift valley grows wider, the continent begins to split apart.If the rift valley continues to widen, the thinned valley floor sinkslower and lower until it is below sea level.he records are the same on either side of the ridge.As scientists continued to map the ocean floor, they found morerecords of these reversals. By dating the rock, scientists had furtherevidence of plate movement. The youngest rock records the mostrecent reversal, which happened only about 760,000 years ago.
David Lennox (April 15, 1855 â February 15, 1947) was an American inventor and businessman. A furnace manufacturing business he founded in 1895 in Marshalltown, Iowa evolved into what is today known as Lennox International, a global corporation specializing in air conditioning, heating, and commercial refrigeration.
Sears Holdings Corporation is the leading home appliance retailer as well as a leader in tools, lawn and garden, fitness equipment, and automotive repair and maintenance. Key proprietary brands include Kenmore, Craftsman and DieHard. Our broad apparel offering includes such well-known labels as Jaclyn Smith, Joe Boxer and The Country Living Home Collection. We are the nation's largest provider of home services, with more than 14 million service and installation calls made annually.