Which of the following weather maps would you look for if you wanted to determine how surface air pressures vary across North America?

You analyze a bone fragment for carbon-14 and determine that 4.4 half-lives have occurred. Carbon-14 has a half-life of 5,730 years. How old is the bone fragment?

What processes would need to occur to transform a metamorphic rock into a different metamorphic rock?

Which of the following best describes an “aquitard”?

Why did Earth’s interior differentiate into the core and mantle?

Match the layers of the atmosphere, labeled A through D, with their appropriate names. 

Grasses evolved before seed-bearing plants (gymnosperms).

The Westerlies flow from east to west.

Granite is coarse-grained and is primarily composed of felsic minerals. 

Winds are deflected to the _______ in the Southern Hemisphere due to the Coriolis effect. Select the best answer.