Problem 2
List and briefly describe each of Earth's four spheres.
Problem 3
List the three major layers of Earth. Which is/are composed of rock, which is/are metallic? Which is the largest; which is the thinnest?
Problem 4
List six types of reservoirs that collectively contain most of Earth's water.
Problem 5
What is ground water? Where in the hydrosphere is it located?
Problem 6
What two gases compose most of Earth's atmosphere?
Problem 9
Define a system and explain why a systems approach is useful in earth science.
Problem 10
Briefly explain the statement: "Matter can be recycled, but energy cannot."
Problem 11
Summarize the first and second laws of thermodynamics.
Problem 13
Compare and contrast uniformitarianism and catastrophism. Give an example of each type of geologic change.
