Geology - Semester 2 - Final Exam

On a weather map, ________ fronts are shown by a line with triangular points on one side.

• A) warm
• B) cold
• C) occluded
• D) stationary

An occluded front is depicted on a weather map as a line with ________.

• A) circular and triangular points on the same side
• B) circular points on one side
• C) semicircles on one side and triangular points on the other side.
• D) triangular points on one side

A large body of air that is characterized by a homogeneity of temperature and moisture at any given level is a(n) ________.

• A) front
• B) edge
• C) overrun
• D) air mass

One important relationship between chemical and mechanical weathering is ________.

• A) chemical weathering can produce smaller pieces of rock that can then be modified by mechanical weathering
• B) chemical weathering can form brittle materials that are easily broken into smaller pieces by mechanical weathering
• C) mechanical weathering can produce smaller pieces of rock that have more surface area for chemical weathering to work on
• D) mechanical weathering forms more brittle materials that are easily broken down by chemical weathering

Chemical weathering rates are highest in ________.

• A) hot dry climates
• B) hot wet climates
• C) cold wet climates
• D) cold dry climates

In which area would weathering by frost wedging probably be most effective?

• A) in a moist, tropical forest
• B) in cool high desert areas
• C) where the subsoil is permanently frozen
• D) in moist, temperate climates

The most rapid type of mass movement is a ________.

• A) slump
• B) lahar
• C) rock avalanche
• D) debris flow

________ is the basic force that moves or accelerates soil and regolith down a slope.

• A) Gravity
• B) Mass wasting
• C) Slope
• D) Trigger

Which of the following is not a form of artificial flood control?

• A) levee construction
• B) dam construction
• C) channel cutoff to form oxbow lakes during a flood
• D) forced levee breaks to deflect flood waters

An artesian well is one in which ________.

• A) the water is warm, fairly saline, and recharged by an affluent stream
• B) pressurized groundwater rises from a deep, unsaturated aquifer
• C) water rises above the top of the aquifer without any pumping
• D) the well is horizontal and the water table is perched