Rocks and Weathering Quiz

What is the outermost layer of the Earth comprising the crust and part of the mantle called?

• Asthenosphere

• Lithosphere

• Magma

• Oceanic Plate

Which layer is described as the hot, weak, plastic part below the lithosphere, at depths between approximately 80 and 200 km below the surface?

• Lithosphere

• Oceanic Plate

• Asthenosphere

• Continental Plate

What is the process called when the outer layer of a rock peels, due to stresses from expansion and contraction as temperature changes?

• Freeze thaw

• Exfoliation

• Heating and cooling

• Differential Resistance

What is the process by which underlying rocks are split by the removal of large weights/masses on top of them?

• Scree

• Pressure release (dilation)

• Heating and Cooling

• Differential resistance

What is the term for the degree of inclination of a slope?

• Aspect

• Slope Angle

• Sheer Strength

• Heaves

What is the term for the slow, small-scale movement caused by either wetting and drying, freezing and thawing, or heating and cooling?

• Heaves

• Flows

• Slides

• Rotational Slide

What type of rock is described as a hard, resistant, igneous rock consisting of feldspar?

• Limestone

• Granite

• Scree

• Augite

What is the term for the forces attempting to pull a mass downslope?

• Sheer Strength

• Sheer Stress

• Aspect

• Slope Angle

What happens at a Divergent Plate?

• Plates are moving apart

• Plates pass by each other

• Subduction

• Plates are moving together

Which type of chemical weathering involves acidic water being absorbed by minerals in rocks?

• Hydrolysis

• Hydration

• Carbonation

• Salt Crystal Growth