The US shares borders with two countries. are all of these countries in the same cultural region?

I’m sorry i don’t know the answer

Answermost of the time it would be ground into fine sediment,and sometimes they are carried away from the original location;

The answer is filtering so c

"central america is subject to fierce which drop large amounts of on the region. another threat in the region is activity such as earthquakes and volcanoes caused by the shifting of the earth's large waves called may result in mass destruction. frequently crops are wiped out causing in the region." where is the question