| Title |
Comment |
Keywords |
|
A Calendar Year
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02:51 - 03:54 (01:03) / 1.2 MB
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"James Sadd", "geologic time", "geologic age", planet, water, life, oxygen, gas, atmosphere, "multi-cellular organism", plant, animal, dinosaur, extinction, humans, "Industrial Revolution"
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Absolute Age
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16:36 - 18:06 (01:30) / 1.3 MB
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"James Sadd", radioactivity, "Marie Curie", radioisotope, "Ernest Rutherford", "absolute age dating", "relative age dating", dinosaur, extinction
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Evolution Through Time
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30 minutes / n.a.
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fossil, evolution, life, environment, extinction, animal, plant, Mesozoic, mammal, dinosaur, stromatolite, "sedimentary rock", Paleozoic, ecosystem, climate, Cenozoic, atmosphere, "rock formation"
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Largest Mass Extinction in Earth's History
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12:11 - 13:02 (00:51) / 0.8 MB
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"James Sadd", Paleozoic, continent, supercontinent, Pangea, ocean, climate, collision, "continental margin", mountain, Alps, "Himalaya Mountains", ecosystem, extinction, life
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Mass Extinction Survivors
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13:02 - 13:58 (00:56) / 0.8 MB
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"Stanley Aramic", extinction, Paleozoic, Mesozoic, environment, fossil
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Extinction of Dinosaurs
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15:13 - 16:47 (01:34) / 1.4 MB
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dinosaur, fossil, track, climate, Mesozoic, predation, environment, extinction, volcano, atmosphere, asteroid
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Intense Tectonic Changes
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16:47 - 17:20 (00:33) / 0.7 MB
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"James Sadd", extinction, Mesozoic, dinosaur, Cenozoic, evolution, Australia, continent, mammal, "duck billed platypus", "spiny anteater", kangaroo
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Mammals Dominate the Land
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17:20 - 17:31 (00:11) / 0.2 MB
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"James Sadd", ecosystem, Mesozoic, extinction, evolution, mammal
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Los Angeles Basin Habitat
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21:07 - 21:48 (00:41) / 0.7 MB
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fossil, tar, environment, habitat, "Rancho La Brea", "Los Angeles Basin", sagebrush, cypress, "pine tree", animal, deer, "dire wolf", "saber toothed cat", "ground sloth", mastodon, mammal, ecosystem, extinction, woodland
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Ice Age Mammals
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25:29 - 26:11 (00:42) / 0.8 MB
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"James Sadd", Pleistocene, "Ice Age", mammal, "ground sloth", "saber toothed cat", extinction, humans, Africa, fossil, evolution
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Resilience of Life
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26:11 - 26:54 (00:43) / 0.8 MB
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"James Sadd", life, extinction, humans, plant, animal, dinosaur, evolution
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Geology School Keywords
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