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15-2
Question | Answer |
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Pre-Darwin, what did scientists think about the age and changes of the Earth? | 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? | 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? | the formation of Earth's crust took place through countless small changes occurring over vast periods of time. |
What did Lamarck propose that describe how organisms change? | organisms altered their behavior in response to environmental change. |
What did Malthus predict if Earths population continued to grow? | if the human population continued to grow unchecked, sooner or later there would be insufficient living space and food for everyone. |