Podcast
Questions and Answers
What is the primary composition of limestone?
What is the primary composition of limestone?
- Silicon dioxide (SiO2)
- Aluminum oxide (Al2O3)
- Iron oxide (FeO)
- Calcium carbonate (CaCO3) (correct)
Which type of rock is formed below or on the earth's surface under intense heat and pressure when magma cools and hardens?
Which type of rock is formed below or on the earth's surface under intense heat and pressure when magma cools and hardens?
- Igneous rock (correct)
- Metamorphic rock
- Sedimentary rock
- Foliated rock
What is the process by which sediments are transported to downstream, downwind, downhill, or underwater sites?
What is the process by which sediments are transported to downstream, downwind, downhill, or underwater sites?
- Compaction
- Deposition
- Weathering and erosion
- Transportation (correct)
What is the result of the increasing weight and pressure on underlying sedimentary layers?
What is the result of the increasing weight and pressure on underlying sedimentary layers?
Which type of rock is formed from the compacted remains of dead aquatic organisms?
Which type of rock is formed from the compacted remains of dead aquatic organisms?
What is the bulk of the earth's crust primarily composed of?
What is the bulk of the earth's crust primarily composed of?
What is the primary process responsible for forming metamorphic rock?
What is the primary process responsible for forming metamorphic rock?
What is the term for the process of changing the Earth's rocks from one type to another?
What is the term for the process of changing the Earth's rocks from one type to another?
What is the result of the rock cycle process?
What is the result of the rock cycle process?
What is the term for rock that contains a large enough concentration of a particular mineral to make it profitable for mining and processing?
What is the term for rock that contains a large enough concentration of a particular mineral to make it profitable for mining and processing?
What is the role of the rock cycle in the formation of concentrated deposits of nonrenewable mineral resources?
What is the role of the rock cycle in the formation of concentrated deposits of nonrenewable mineral resources?
What is the time scale of the rock cycle process?
What is the time scale of the rock cycle process?
What is the primary driver of convection cells in the Earth's mantle?
What is the primary driver of convection cells in the Earth's mantle?
What is the term for the molten rock that flows upward into the crust from the asthenosphere?
What is the term for the molten rock that flows upward into the crust from the asthenosphere?
What is the combination of the crust and the rigid, outermost part of the mantle called?
What is the combination of the crust and the rigid, outermost part of the mantle called?
What is the definition of a mineral?
What is the definition of a mineral?
Why are minerals considered nonrenewable resources?
Why are minerals considered nonrenewable resources?
What is the definition of a rock?
What is the definition of a rock?
