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Answer:
How would life have been different in the 1800s if the steam locomotive had not been invented? Products would have been more expensive. Locomotives would have used wood or coal. Most goods would have been transported by wagon.
Answer:
"Homo" sapiens didn't only make and used stone tools, they also specialized them and made a variety of smaller, more complex, refined and specialized tools including composite stone tools, fishhooks and harpoons, bows and arrows, spear throwers and sewing needles.
Explanation:
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