Intrusive ingneous rocks formed from magma have crystals greater than in size. A) 1\2 mm B) 1 mm C) 10 cm D) 1 m

they use tree rings to figure out weather patters.

hi there!

question - how does mountainous terrain affect settlements in a region? choose all answers that are correct.

groups trade with each other regularly.

people travel from settlement to settlement.

why: since they travel to go trade or visit it may be harder to get there because of the mountainous terrain.

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doctrine that the us had the right to expand throughout north america.