What causes the earth rotation?

What is the number of species present in an ecological community known as?

A natural layer of greenhouse gases surrounds the earth. Collect information from internet about the gases in this layer and what would happen if this layer wasnt there?

What is the largest cause of weathering and erosion

What is the largest country in the eu and what is its population?

Why would brick not be considered a rock? a. bricks are composed of different types of minerals instead of just one mineral type. b. bricks are not solid. c. bricks are widely used in building. d. bricks are manmade?

What happened in Russia as a result of actions taken by Peter the great

At independence, the most prosperous country of former French Western Africa was A. Chad B. Senegal C. Côte d'Ivoire D. Benin

Why is mexico city the capital of mexico?

Why do deserts form around areas near the tropics but not the equator

Which of the following is not an object in our solar system? Star Black hole Asteroid Comet