Ch. 14-15 ESS Review

Organisms like lichens and mosses produce weathering agents called....

• organic acids
• exfoliants
• exfoliation
• organic activities

Which of the following is NOT an agent of mechanical weathering?

• ice
• acid
• gravity
• running water

Snow or rain that weathers buildings in a city is an example of....

• oxidation
• mechanical weathering
• acid precipitation
• rusting

Abrasion is caused by all of the following agents EXCEPT....

• running water
• wind
• ice wedging
• gravity

As a result of chemical weathering, even a hard rock such as granite can be turned into...

• sediment
• limestone
• minerals
• running water

Plant and animal activities cause what kind of weathering?

• chemical 
• mechanical
• chemical and mechanical
• none of these you silly goose

Climates that have the fastest rate of weathering are...

• hot and dry
• hot and wet
• cold and dry
• alternating hot and cold

Topography with high mountains and steep slopes are especially vulnerable to what kind of weathering?

• chemical
• mechanical

Tropical climates generally form soil in which the B horizon is covered in a thin layer of...

• clay
• humus
• rock
• sand

Arctic and desert climates generally for soil that is thin and contains mostly...

• humus
• regolith
• pedocal
• laterites