Plant roots thet grow in the cracks of rocks can cause physical what?

a deep steep sided vally formed by weathering and erosionis called a what?

Does the Atlantic ocean have a high or low amount of CO2?

Farm & ranch families account for roughly how much of the US population?

What advantage do Chile and Argentina have in terms of their geographic location? They are home to the Amazon rain forest, which supplies much of the region's water. They are near both Atlantic and Pacific trading routes.

The Rift Valley in Africa is an example of what type of plate motion? A. The African plate is breaking apart to form two separate plates. B. The African plate is colliding with the Arabian plate. C.

When the Soviets created the borders of their Central Asian and caucus republics, the paid little attention to where each region's ethic group lived. Ethnic-related disputes exist along every sherd boundary in Central Asia. True False

Why are oxygen concentrations in the deep waters of the North Atlantic higher than the concentrations found in the deep North Pacific?

By what year will 2/3 of the world's population lack access to clean drinking water?

How Dawlish Warren is formed

What are two factors that influence the gravitational pull of an object?

Which resources are important to the economies of many countries in Siberian Russia, Central Asia, and the Caucasus region? A. oil B. timber C. diamonds D. coal