Why did american indians who lived in dry areas make knives from flint rather than slate?

Explanation:

Slate is formed from sedimentary rock, and is often found in wet lands. Therefore making it much less accessible to the American Indians who lived on dry areas.

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answer; taking up arms to defend the nation;

1. i forgot 2. he was gay 3. they killed a lot of the population 6. they rode horses and had swords we have guns and tanks