Podcast
Questions and Answers
Which of the following best describes weathering?
Which of the following best describes weathering?
- The process by which rocks are chemically strengthened due to exposure to heat and pressure
- The process by which rocks are exposed to severe weather
- The process by which rocks are formed by heat and pressure
- The mechanical or chemical process by which rocks are broken down (correct)
How does gravity contribute to weathering?
How does gravity contribute to weathering?
- by expansion of rocks
- by abrasion of the rocks (correct)
- by creating holes in rocks
- by dissolving rocks’ particles
Which of the following is NOT an example of physical weathering?
Which of the following is NOT an example of physical weathering?
- Wind blowing sand onto a rock
- Freeze- thaw
- Abrasion due to the movement of glaciers
- Plant that grows on the cracks of the rocks (correct)
What happens to pieces of rock as they are transported by a river?
What happens to pieces of rock as they are transported by a river?
In hydration, water is an active agent of chemical weathering. What happens when water loosely combines with the minerals of the rock?
In hydration, water is an active agent of chemical weathering. What happens when water loosely combines with the minerals of the rock?
What are the two things that affect the rate of weathering?
What are the two things that affect the rate of weathering?
Which of the following best describes chemical weathering?
Which of the following best describes chemical weathering?
Weak organic acids are produced by the action of the growing roots of lichens. These acids react with some minerals in rocks resulting in the decomposition of rocks. How will you classify this process?
Weak organic acids are produced by the action of the growing roots of lichens. These acids react with some minerals in rocks resulting in the decomposition of rocks. How will you classify this process?
Which of the following conditions promotes slow chemical weathering?
Which of the following conditions promotes slow chemical weathering?
Which type of rocks tends to weather more rapidly through hydrolysis process?
Which type of rocks tends to weather more rapidly through hydrolysis process?
Which is an example of oxidation?
Which is an example of oxidation?
Which of these statements is NOT true about mechanical weathering?
Which of these statements is NOT true about mechanical weathering?
Which of the following activities has resulted in an increased rate of chemical weathering through acidification?
Which of the following activities has resulted in an increased rate of chemical weathering through acidification?
Which is NOT included in the group?
Which is NOT included in the group?
In which of the following climates will chemical weathering be most rapid?
In which of the following climates will chemical weathering be most rapid?
What are the three kinds of rocks?
What are the three kinds of rocks?
In which type of rock do most fossils appear?
In which type of rock do most fossils appear?
Which type of rock is formed when bits of rocks are layered and cemented together?
Which type of rock is formed when bits of rocks are layered and cemented together?
Which of the following is NOT an example of sedimentary particles?
Which of the following is NOT an example of sedimentary particles?
Which of the following refers to a series of processes on earth's surface and in the crust and mantle that slowly changes rocks from one kind to another?
Which of the following refers to a series of processes on earth's surface and in the crust and mantle that slowly changes rocks from one kind to another?
What step in the rock cycle would be required to change an igneous rock into a sedimentary rock?
What step in the rock cycle would be required to change an igneous rock into a sedimentary rock?
During which process does layer upon layer of sediment build up and exert pressure on the layers below?
During which process does layer upon layer of sediment build up and exert pressure on the layers below?
What is the moving of sediments from their original position called?
What is the moving of sediments from their original position called?
What is the settling out of the sediment called?
What is the settling out of the sediment called?
Which of the following choices best describes the statements below?
I. The layers or rocks are piled one on top of the other.
II. Sedimentary rocks are formed particles by particles and bed bybed.
III.In sequence of layered rock, a given bed must be younger thanany bed on top of it.
Which of the following choices best describes the statements below? I. The layers or rocks are piled one on top of the other. II. Sedimentary rocks are formed particles by particles and bed bybed. III.In sequence of layered rock, a given bed must be younger thanany bed on top of it.
What is the process called where sediment is glued together when minerals are dissolved?
What is the process called where sediment is glued together when minerals are dissolved?
Which of the following describes the law of superposition?
Which of the following describes the law of superposition?
Which of the following is a process that leads to the formation or depositionof rock layers?
Which of the following is a process that leads to the formation or depositionof rock layers?
Which of the following does NOT lead to the formation of rock layers?
Which of the following does NOT lead to the formation of rock layers?
Which of the following principles states that all rock layers are continuous until they encounter other solid bodies that block their deposition?
Which of the following principles states that all rock layers are continuous until they encounter other solid bodies that block their deposition?
Flashcards
Weathering
Weathering
The process of breaking down rocks at Earth's surface.
Physical Weathering
Physical Weathering
The breakdown of rocks by physical forces, changing size or shape without altering the minerals.
Chemical Weathering
Chemical Weathering
The breakdown of rocks by chemical reactions, altering the chemical composition of minerals.
Biological Weathering
Biological Weathering
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Abrasion
Abrasion
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Freeze-thaw
Freeze-thaw
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Exfoliation
Exfoliation
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Carbonation
Carbonation
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Hydrolysis
Hydrolysis
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Hydration
Hydration
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Oxidation
Oxidation
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Earth's internal heat
Earth's internal heat
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Primordial heat
Primordial heat
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Radioactive decay
Radioactive decay
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Gravitational pressure
Gravitational pressure
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Conduction
Conduction
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Convection
Convection
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Radiation
Radiation
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Accretion
Accretion
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Planetesimal
Planetesimal
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Study Notes
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