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15-2 Flash Cards
| Question | Answer |
|---|---|
| Pre-Darwin, what did scientists think about the age and changes of the Earth? | Before Charles Darwin, nearly all scientists believed that life on earth, including humans, was created by God thousands of years earlier and had remained unchanged over time |
| What did Hutton contribute to understanding about how rocks form and the age of the earth? | Hutton showed that Earth had a long history that could be interpreted in terms of processes observed in the present. He showed, for instance, how soils were formed by the weathering of rocks and how layers of sediment accumulated on Earth's surface. |
| What did Lyell contribute to understanding of how Earth changed in the past? | Lyell argued that the formation of Earth's crust took place through countless small changes occurring over vast periods of time |
| What did Lyell propose that describe how organisms change- On page 376? | all according to known natural laws. His “uniformitarian” proposal was that the forces molding the planet today have operated continuously throughout its history. |
| What did Malthus predict if Earths population continued to grow 377? | In 1798 Thomas Robert Malthus famously predicted that short-term gains in living standards would inevitably be undermined as human population growth outstripped food production |
Created by:
Leo Fuqua
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