chapter 27.1

Question 1

weathering definition

Answer 1

the process that involves the physical or chemical breakdown

Question 2

do rocks weather at the same rate?

Answer 2

no

Question 3

what are the two main factors that determine how fast a rock will weather?

Answer 3

rock type and landscape

Question 4

what are two types of weathering?

Answer 4

chemical and physical

Question 5

what type of change happends with mechanical weathering?

Answer 5

frost wedging,biological activity,and collision

Question 6

what type of change happends with chemical weathering

Question 7

what are the 3 specific types of mechanical weathering?

Question 8

what causes frost wedging?

Question 9

what is the cycle called during frost welding?

Question 10

what caused weathering during collisions?

Answer 10

rocks slides

Question 11

soil definition

Question 12

what is parent materials?

Answer 12

what soil is made from

Question 13

what are the 2 types of chemical weathering caused by?

Answer 13

oxegyn and water

Question 14

what is the chemical process called that is caused by oxygen?

Answer 14

oxidation

Question 15

what is the chemical process caused by water?

Answer 15

hydrolysis

Question 16

what are in soil horizons?

Answer 16

the different layers of soil

Question 17

how many soil horizons are there?

Answer 17

6 layers

Question 18

true or false.all soils contain every soil horizon

Answer 18

false

Question 19

what are the spesific soil horizons?

Answer 19

o,a,e,b,c,and r

Question 20

what does the first soil horizon contain?

Answer 20

organic matertial

Question 21

what is the second horizon mostly made up of?

Answer 21

mostly minerals

Question 22

which layer does leaching occur?

Answer 22

horizon e

Question 23

which horizon collects matertials from previous horizons?

Answer 23

horizon b

Question 24

which layer is partially weathering bedrock?

Answer 24

horizon r

Question 25

which layer is partially weathered bedrock?

Answer 25

horizon c

Question 26

which layer is unweathered bedrock?

Question 27

which soil horizons make up the topsoil?

Question 28

which soil horizons make up the subsoil?

Question 29

what are the two types of glaciers?

Answer 29

valley glacier and continetal glacier

Question 30

where do valley glaciers form?

Answer 30

in high mountain regions

Question 31

where do continental glaciers form?

Answer 31

colder climates

Question 32

where are two continetal glaciers located?

Answer 32

one in greenland and one in antartica

Question 33

what is a cirque?

Answer 33

a bowl shaped basin

Question 34

what is an arete?

Answer 34

when you have two adjacent valley glaciers meet and erode a long sharp ridge line

Question 35

what is a horn in mountainous region?

Answer 35

sharpened peak tip of mountain

Question 36

what shape of valley do valley glaciers form?

Answer 36

u shaped

Question 37

what are tributary glaciers?

Answer 37

small glaciers that feed into the large glaciers

Question 38

what type of valleys do tributary glaciers form?