Show:
ROCKS
Mass movement
CHEMICAL WEATHERING
PHYSICAL WEATHERING
PLATE TECHTONICS
100
All igneous rocks are __________?
Crystalline
100
Name two types of mass movement.
Soil creep, Rock fall, Mud flow, Land slide
100
What is the process through which oxygen is added to the rock minerals?
Oxidation
100
What is another name for Pressure release?
Onion weathering
100
How many types of plates are there?
2
200
In sedimentary rocks __________ is an area of weakness between any two strata.
Bedding plane
200
What is evidence of soil creep?
Bent trees and poles
200
Carbonation is common in rocks that contain _______ ________.
Calcium carbonate
200
What is another term for Crystalization?
Solution weathering
200
What are the two kinds of plates?
Continental and Oceanic
300
Extrusive igneous rocks are known as _________.
Volcanic rocks
300
What is mud flow?
The movement of semi-liquid mud together with garvel and boulders down a slope.
300
In the process of hydration what is added to the rock minerals?
Water
300
Block disentigration is common in rocks which have_______ within them.
Joints
300
How many types of plate BOUNDARIES?
4
400
Which rocks form large crystals?
Intrusive igneous rocks
400
What is Talus made of?
Angular rock particles common after freezing.
400
In all the chemical weathering processes, chemical reactions take place between rock minerals, water and some ________ _________.
atmospheric gases
400
What is the common fluxuating temperature in which freese-thaw occurs?
around the freezing point(0 degrees celcius or 32 degrees ferinhight)
400
What kind of boundaries are most pacific plate booundaries?
Destructive
500
How are extrusive igneous rocks formed?
By molten rock being extruded into the earth's surface.
500
What is common in areas that have experienced earthquakes, road cutting, mining, quarrying, etc.?
Rock fall
500
What are felspars?
Felspars are componds of potassium.
500
Name three ways in which the results of the action of living things cause biological weathering.
Roots, Burrowing animals, Large animals when they trample on rocks, Ants and insects, human beings through: overcultivation, deforestation, road cutting, buildings, mining, or industrial action.
500
What are plates?
Pieces of the earths crust floating on the earth's mantel.