Term
| How long was each of the two precambrian Ice Ages and when did they occur |
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Definition
| 25 miil each. 730-705, 660-635 |
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Term
| When Pilbara aand Yilgarn blocks join up? |
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Definition
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Term
| When did the last Mountain Building Occur in central Australia |
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Definition
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Term
| What do you know about the Permian Exinctions |
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Definition
| 251 million years ago, caused by volcanos, plate techtonics and global warming. 90 percent of plant and animal species went extinct |
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Term
| What is so special about the fossil site of Riversleigh |
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Definition
| It shows the evolution of Marsupials over 25 million years |
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Term
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Definition
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Term
| Name three possible reasons for the megafauana extinction |
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Definition
| Glacial cycles, desertification, lack of food and water, hunting, introduction of regular burning, reduced or lost food stocks, changes to preferred food plants, few shrubs, fires |
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Term
| What sort of tool kit did h erectus have |
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Definition
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Term
| When was H erectus living in caves just outside of beijing |
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Definition
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Term
| What social and biological factors did h erectus develop that enabled them to migrate across the world |
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Definition
| Inquisitiveness, cunning, adaptive qualities, toughness, inate ability, athletisism, need to explore, doggedness of purpose. natural curiousity |
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Term
| Name the inonesian island that has yeilded all hominid fossils |
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Definition
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Term
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Definition
| Central Siberia cave 50-30 ka. Descended from Homo heidelbergensis as a similar but seperate descedent group from the european neanderthals. |
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Term
| what is meant by the phrase 'anatomically modern human (AMH)? |
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Definition
| Originated in east africa. |
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Term
| Name some cultural and skeletal attributes of anatomically modern humans |
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Definition
| Lighter bone structure, smaller faces, thin crainial vaults, little or no brow ridges, smaller jaws and teeth, smoother bone surface lacking the heavy muscular markings of the robust group. |
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Term
| Name some of the people tha tcould have been ancestral to the first arrivals in australia |
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Definition
The Robusts (lightly build fully modern looking people found in the willandra lakes system fossils) and the Graciles (rugged looking individuals found along the murray river and the wilandra lakes). 60ka - oldest dated habitation site at Malakunanja in northern teritory. 52 ka - oldest evidence of humans (stone tools) at lake mungo. 40-42ka earliest human remains found in lake mungo.
Migratory from southeast asia, mungo people look similar to some found in china. possible from indonesia, the robust look like the indonesians. |
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Term
| How did the first people reach australia |
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Definition
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Term
| What was the lowest sea level during the last ice age |
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Definition
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