Why does rock in a tectonic plate get wormer as the plate descends deeper into earths interior?

Which two rivers run westward and feed into the Columbia river?

The outcropping that we are looking at is comprised of marble. Knowing what we know about the principles of geography, go through the statements below and put the events in chronological order from oldest to youngest.

This region contains much of the continents annual rainfall. A-tropical grassland b-tropical rainforest c-savanna region d-steppe region

in the united states, drinking water is what of the water you use each day A.) the bulk B.) none c.) a contaminant D.) a small fraction

What does the texture of this rock indicate about its cooling history? the magma cooled:?

When we speak of "characteristic" we're referring to

What observation about this mid-ocean ridge diagram below was used to support Wegener's hypothesis of continental drift? Magma is very close to the surface at the rift. Sediments become thicker with increasing distance from the rift.

What did the countries in the triangular trade do?

Which phrases/sentences are true for colors found on the color wheel?

What does it mean for a livestock animal to be "sound"?