| Title |
Comment |
Keywords |
|
Scientific Controversy Divided By Hemispheres
|
05:23 - 06:33 (01:10) / 0.7 MB
|
"Tanya L. Atwater", "Alfred Wegener", "continental drift", geologist, evolution, "South Africa", "South America", India, Antarctica, Europe, "North American Continent", continent
|
|
Conclusion
|
25:55 - 26:53 (00:58) / 0.6 MB
|
"James Sadd", "plate tectonics", modeling, theory, earthquake, volcano, mountain, orogeny, "sea floor spreading", mechanism, plate, "North American Continent", "Pacific Ocean", Rockies, "Alfred Wegener", "continental drift"
|
|
Center of Continents
|
02:12 - 02:44 (00:32) / 0.5 MB
|
continent, craton, shield, "Canadian Shield", erosion, "North American Continent", "ice sheet", flatland, soil, "sedimentary rock", crust
|
|
Growth of the North America Craton
|
06:41 - 07:49 (01:08) / 1.2 MB
|
"Superior Province", "Grenville Province", "Churchill Hudsonian Province", "Central Province", "North American Continent", orogeny, craton, "ocean basin", continent, mountain
|
|
Concentric Growth of North America
|
12:43 - 13:27 (00:44) / 0.6 MB
|
mountain, orogeny, continent, "radiometric age dating", "North American Continent", "Appalachian Mountains", "Sierra Nevada", "Cascade Range", accretion, "James Sadd"
|
|
Dance of the Continents
|
25:14 - 26:48 (01:34) / 1.2 MB
|
mountain, orogeny, continent, "oceanic crust", collision, subduction, "convergent plate margin", orogeny, erosion, "convergent plate", supercontinent, Alaska, "sea floor spreading", "strike-slip fault", "North American Continent", "Mediterranean Sea", "ocean basin", Africa, Europe, volcano, earthquake, "James Sadd"
|
|
Algae the Oldest Fossils
|
01:13 - 02:04 (00:51) / 0.8 MB
|
"James Sadd", algae, fossil, Australia, Africa, "North American Continent", plant, animal, life, origin, bacteria
|
|
Pollution
|
12:01 - 13:12 (01:11) / 2.0 MB
|
weathering, "chemical weathering", pollution, "acid rain", "sulfur dioxide", sulfur, coal, moisture, atmosphere, "sulfuric acid", acid, "carbon dioxide", "carbon monoxide", "nitrogen oxide", rainfall, plant, tree, masonry, stone, forest, lake, woodland, Europe, "North American Continent", precipitation
|
|
Vermont Garnets
|
23:33 - 25:07 (01:34) / 2.7 MB
|
"John Rosenfeld", Vermont, garnet, "geologic time", continent, Eurasia, Africa, America, supercontinent, Pangea, "convergent plate", "Appalachian Mountains", "North American Continent", fold, nappe, burial, crystal, "snowball garnet", "geologic time", "plate tectonics"
|
|
Mississippi River
|
16:28 - 17:56 (01:28) / 1.5 MB
|
river, humans, equilibrium, "Mississippi River", "United States", erosion, deposition, sediment, Minnesota, "Gulf of Mexico", bar, commerce, "New Orleans", "Baton Rouge", "North American Continent", "U.S. Army Corps of Engineers", "Red Eye Crossing", "river channel"
|
|
Introduction to Glaciers
|
00:40 - 01:38 (00:58) / 1.5 MB
|
introduction, "James Sadd", landscape, glacier, mountain, Alps, "Himalaya Mountains", Rockies, "Yosemite Valley", "Sierra Nevada", river, valley, lake, "North American Continent", "Great Lakes", loch, Scotland, agriculture, soil, China, "Soviet Union", Canada, "glacial ice", rock, silt, transportation, wind, "fertile soil", erosion
|
|
Land Bridges
|
17:58 - 18:26 (00:28) / 0.6 MB
|
"Ice Age", "land bridge", "sea level", coastline, landmass, Asia, "North American Continent", animal, humans, continent, migration
|
Geology School Keywords
|
