| Title |
Comment |
Keywords |
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Change in Environmental Conditions
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04:59 - 06:49 (01:50) / 2.8 MB
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"Stanley Aramic", fossil, "Alexander Hills", "Eastern California", stromatolite, "sedimentary rock", environment, sand, cyanobacteria, "rate of sedimentation", deposition, precipitation, "calcium carbonate", "Crystal Spring Formation"
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Minerals: The Materials of Earth
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30 minutes / n.a.
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mineral, rock, "physical property", "mineral identification", quartz, precipitation, element, "crystal structure", crystal, atom, "metallic mineral", "laboratory analysis", crust, color, "chemical composition"
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Hydrothermal Precipitates
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21:19 - 21:48 (00:29) / 0.5 MB
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gold, silver, copper, "metallic mineral", mineral, precipitation, "hydrothermal solution", fissure, "rare mineral", "J. Lawford Anderson"
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Hydrothermal Ore Deposits
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21:48 - 22:58 (01:10) / 1.1 MB
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"J. Lawford Anderson", magma, "igneous intrusion", "metallic mineral", "ore deposit", "hydrothermal ore deposit", metal, element, mineral, quartz, feldspar, mica, "lava flow", crystal, water, boiling, fracture, "magma chamber", precipitation
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Crystallization In Water
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22:58 - 23:43 (00:45) / 1.2 MB
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crystallization, precipitation, water, "chemical reaction", mineral, element, hematite, iron, oxygen, sand, sandstone
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Evaporation
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23:43 - 23:53 (00:10) / 0.3 MB
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evaporation, "sea water", "lake water", precipitation, halite, mineral, evaporite
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Sublimation
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23:53 - 24:25 (00:32) / 0.6 MB
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mineral, precipitation, gas, sublimation, "sulfur dioxide", eruption, volcanism, crystal, sulfur, "volcanic vent", "Thomas Hartnett"
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Minerals Formed By Biologic Processes
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24:25 - 24:45 (00:20) / 0.4 MB
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mineral, "biological activity", oyster, pearl, sponge, coral, "calcium carbonate", "sea water", precipitation, calcite, aragonite
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Acid Rain
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11:11 - 12:01 (00:50) / 2.3 MB
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"James Sadd", weathering, "chemical weathering", "parent rock", "industrial age", "carbon dioxide", "nitrogen oxide", "sulfur dioxide", atmosphere, "fossil fuel", forest, pollution, gas, rainfall, precipitation, "Earth's surface", "acid rain"
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Pollution
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12:01 - 13:12 (01:11) / 2.0 MB
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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
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Rainfall
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02:05 - 02:43 (00:38) / 0.9 MB
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"James Sadd", river, rainfall, water, precipitation, groundwater, "glacial ice", "soil moisture", atmosphere, evaporation, plant, landform
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Stalactites and Stalagmites
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05:53 - 07:15 (01:22) / 1.7 MB
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cave, groundwater, "carbon dioxide", "carbonic acid", limestone, precipitation, evaporation, "calcium carbonate", stalactite, stalagmite
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Wind, Dust and Deserts
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30 minutes / n.a.
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desert, wind, rainfall, plant, soil, sand, evaporation, air, vegetation, precipitation, dune, desertification, climate
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Deserts
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01:54 - 03:06 (01:12) / 1.4 MB
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"Art Montana", "Tropic of Cancer", "Tropic of Capricorn", desert, "Earth's surface", vegetation, Antarctica, precipitation, polar, "South Pole", "Point Barrow", Alaska, rainfall, soil, water, pond, lake, "Mojave Desert", California, "giant yucca", "Joshua tree"
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Regions of Infrequent Precipitation
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03:06 - 04:14 (01:08) / 1.4 MB
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desert, landscape, Antarctica, polar, Alaska, sand, "Mojave Desert", precipitation, evaporation, "subtropical desert", Equator, humid, rainfall, "tropical rainforest", tropic, subtropic, arid
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Land Locked Regions
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08:29 - 08:54 (00:25) / 0.4 MB
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ocean, rainfall, China, Gobi, Taklamakan, air, precipitation, water, "rain shadow", desert, mountain
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Flashflooding
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10:22 - 11:06 (00:44) / 1.0 MB
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desert, landform, rainfall, precipitation, flashflooding, erosion, transportation, sediment, canyon, deposition, mountain, "alluvial fan", environment
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Desert Varnish
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16:42 - 18:16 (01:34) / 3.5 MB
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"Richard Hazlett", desert, "desert varnish", "manganese oxide", clay, weathering, evaporation, precipitation, "acid rain", "chemical weathering", rainfall, microbe, "biological activity"
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Glaciers
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02:33 - 03:27 (00:54) / 1.1 MB
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"James Zumberge", glacier, snow, ice, temperature, polar, Equator, mountain, "high elevation", precipitation, season, climate
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Seasonal Layers
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22:12 - 23:50 (01:38) / 2.5 MB
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"Chester C. Langway Jr.", climate, "stable oxygen isotope", oxygen, snow, glacier, "glacial ice", "ice core", "Ice Age", precipitation, season, temperature, Antarctica, Greenland, Equator, climatologist, meteorologist, wind
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Geology School Keywords
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