Answer:
They made tools from stone
Answer:
Two European empires was dismantled.
Explanation:
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Earth's mass has remained constant, and thus the gravitational pull at the surface has decreased over time; Earth's mass has grown with the volume in such a way that the surface gravity has remained constant; Earth's gravity at its surface has increased over time, in line with its hypothesized growing mass and volume.
The Holocaust........I think.
Something that motivated Europeans for distant places is the search for money and other materials such as spices, silk , and more