What are the two key concepts for this section? Define geology, core, mantle, asthenosphere, crust, and lithosphere. Define mineral, mineral resource, and rock. Define and distinguish among...

What are the two key concepts for this section? Define geology, core, mantle, asthenosphere, crust, and lithosphere. Define mineral, mineral resource, and rock. Define and distinguish among sedimentary rock, igneous rock, and metamorphic rock and give an example of each. What is the rock cycle? Explain its importance. Define ore and distinguish between a high-grade ore and a low-grade ore. List five important nonrenewable mineral resources and their uses.