Discover the wonders of our earth with the Physical Geography II DVD Series. This DVD teaches how all water, even rainwater, contains dissolved chemicals which scientists call "salts." These salts eventually wash down into rivers and streams and eventually find their way into oceans and seas.Subjects covered include: the origin of the sea; the sources of salt; the components of sea water; the salinity of the sea and its variability; and how sea life affects sea waters composition. Grades 8-12. 23 minutes on DVD.
DVD Playable in Bermuda, Canada, United States and U.S. territories. Please check if your equipment can play DVDs coded for this region. Learn more about DVDs and Videos
Format: DVD Vendor: TMW Media Group UPC: 709629011663
Availability: Available to ship on or about 01/04/14. You may order this item now and we will ship it to you when it arrives. If you are charging this purchase to a credit card, you will not be charged for this item and its portion of your shipping charges until it is shipped.