Shared Flashcard Set

Details

Chapter 5 Survey
Chapter 5 Survey
21
Environmental Studies
9th Grade
03/12/2013

Additional Environmental Studies Flashcards

 


 

Cards

Term
When does mechanical weathering occur?
Definition
mechanical weathering occurs when physical forces break rock into smaller and smaller pieces without changing the rock's mineral composition.
Term
Name the three physical processes that cause mechanical weathering?
Definition
Term
Describe frost wedging?
Definition
Term
Slabs of outer rock separate like the layers of an onion and break loose in a process called?
Definition
Term
What is meant by biological activity?
Definition
Term
Explain chemical weathering?
Definition
Term
____ is the most the most important agent of chemical weathering?
Definition
Term
Can chemical weathering change the physical shape of a rock?
Definition
Term
What two factors affect the rate of weathering?
Definition
Term
Give an example of a rock characteristic?
Definition
Term
What is regolith?
Definition
Term
Name the 4 major components of soil?
Definition
Term
What are the most important factors in soil formation?
Definition
Term
Soil varies in compositions,______,_______,and________at different depths?
Definition
Term
What are the three common types of soil?
Definition
Term
How do human activities affect rates of erosion?
Definition
Term
What is mass movement?
Definition
Term
What triggers mass movements?
Definition
Term
How do geologists classify mass movements?
Definition
Term
When does rockfall occur?
Definition
Term
How do mudflows differ from earthflows?
Definition
Supporting users have an ad free experience!