Exam 16: Weathering and Mass Movement

After a disturbance event, such as a fire, a slope will likely become __________.

__________ is the imperceptible downslope movement of soil and regolith as they change volume in seasonal expansion and contraction cycles.

Which sequence puts these phenomena in the correct order in terms of how fast they move material downslope, from slowest to fastest?

Roots growing in and cracking a rock is an example of __________.

Solifluction occurs only where the ground freezes.

-This figure shows what kind of mass movement?

A slope near geologic faults is more likely to fail than one that is far from faults.

Limestone rocks are weathered through __________.

The processes of weathering, erosion, and deposition of rock material are called __________.

Roadcuts tend to make the ground more stable and resistant to mass movement.

The rounding of angular rocks is called _______.

Which occurs when the weight of overlying rocks and sediments is removed from deeply buried rocks?

Most beaches are composed of what type of particles that are resistant to weathering?

Carbonic acid dissolves carbonate rocks like limestone.

Rocks falling from a cliff and breaking apart are an example of what?

When a sinkhole fills with water a collapse sinkhole results.

A slope is said to be __________ when it is unlikely to fail.

Acidic rainwater dissolving rock is an example of __________.

What is talus? What is a talus cone? How do rockfall chutes relate to talus cones? What natural and human-produced factors increase the chance of an earth movement event?

Where a stream flows over the surface for only a short stretch in a karst region, it is called a(n) __________.