1. name and describe two types of mechanical weathering.

2. describe two human actions that cause water pollution.

Many feel that the u.s. should not give money to the world bank to aid people in other countries. true or false

Islam and the arabic language spread throughout north africa in the 600s primarily through a. african traders b. american colonists c. european explorers d. middle eastern armies select the best answer from the choices provided

Hey people my question is what happens if the earth crust was never apart of the earth just got a new account very upset because my other account didn't work no more so and you for everything gracious < 3< 3< 3