Question

1. Name and briefly describe the four

branches of Earth science.
2. What does a geologist study?
3. What does a geochemist study?
4. Compare and contrast Earth's lithosphere
and asthenosphere.
5. Describe the subdivisions of Earth's
hydrosphere.

Answer 1

1.) Geology, meteorology, oceanography and astronomy

2.) Geology

3.) The composition of structures on earth in rocks

4.) The lithosphere is the outermost layer of the earth it is still. The asthenosphere is solid upper mantle material that is so hot that it behaves plastically and can flow, in this section convection occurs.

5.) Hydrosphere is all water on earth, this is water on the surface like lakes and the ocean, underground aquifers, as well as water in the air