Earth's atmosphere is composed by 78 percent of what gas

In what state does the mississippi river flow into the gulf of mexico

Hundreds of millions of years ago, when fossil fuels were formed, large amounts of a carbon dioxide were trapped underground b nitrogen were trapped in rocks during extensive volcanic activity c phosphate gas were added to the atmosphere through

What is the difference between a convergent and a divergent boundary?

Describe 3 types of plate boundaries where volcanic eruptions can occur.

What are the basic activities in each of the four economic activity levels?

How does reclamation protect the environment around a mine?

Which "sphere" is not directly studied in one of the main branches of Earth/space science (geology, astronomy, meteorology, or oceanography) ? a. biosphere b. exosphere c. atmosphere d. hydrosphere

What is ridge push? A:cooler, denser crust sinks into the mantle B:when edges become denser and gravity pulls them downward and away from one another C:currents just beneath Earth's crust flow very slowly, causing movement in the plates above them

What is the solution to this expression

On parallelogram PQRS below if P at (-1,6) and S is located at (-7,-3) what is the slope of QR