Answer: people from serberia probably walked on feet over to america in the late ice age. it was covered with a thick sheet of ice and was hard to inhabit.
Explanation:
Answer:
1. distance above sea level.
2. Deep narrow valley with side steeps.
3. A line that separates the flow of a river
4. An area of land that is surround by higher land and may be drained by a river.
5. A narrow passage
6. The land deposited at the mouth of a river
7. The process by Which the soil is prepared and used to grow crops
Explanation:
If tectonic plates collide it forms convergent plate boundaries. if tectonic plates separate they form divergent plate boundaries
I think the answer is B, because it was left unprotected in the wind
