How much of Earth's atmosphere is made up of nitrogen and oxygen?

A. 100 percent

B. Between 25 and 75 percent

C. Close to 99 percent

D. Less than 1 percent

What is the outer most layer of earth called

Where does a penguin live

In the following list of magmas, only one is likely to explode - the others will produce lava flows or spatter to form small cinder cones or ooze out to form lava domes.

What effect did mechanization have on farming?

What pattern of diffusion of Catholicism can be observed from the map? Catholicism did not spread to Asia. Most South Americans are Catholic. Catholicism has diffused worldwide. Catholics are a majority in North Africa.

Molten rock above ground is called magma metamorphic sedimentary lava

Question 8 of 10 Which of the following. planets has both moons and rings? A. earth B. mars C. Saturn Reset Selection

Compare the air pressure at the peak of Mt. Everest to the air pressure at sea level.

Where the first astored hit earth?

Hotspot volcanoes occur along subduction zones. a. True b. False