What are the main steps of devloping a scientific model? - ANSWER knowledge

based on hypothesis or theories

Principle of uniformitarianism - ANSWER James Hutton. The things we see today are

similar to what has happened in the past.

Earth's shape - ANSWER The equator bulges while the North and South poles are

flattened.

Continents - ANSWER rest 0-1 km above sea level

Ocean basins - ANSWER rest 4-5 km below sea level.

Biggest change in Earth's density - ANSWER occurs between the mantle a...
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