chapter 27.1+27.2

Question 1

weathering

Answer 1

the process that involves chemical and physical of materials on earth’s surfaces

Question 2

soil

Answer 2

a mixture of weathered rock,organic matter,water,and and air capable of supporting plants

Question 3

erosion

Answer 3

the removal of surface material through the process of weathering

Question 4

sediment transport

Answer 4

water ice wind and gravity move the weathered rock

Question 5

deposition

Answer 5

when the transport slows and drops the weathered rocks

Question 6

drainage basin

Answer 6

the land area that gathers water from a major river

Question 7

longshore current

Answer 7

the movement of water parallel to the shoreline

Question 8

do rock weather at the same rate

Answer 8

no

Question 8

do rock weather at the same rate

Answer 8

no

Question 9

what are the two main factors that determine the rocks weathering rate

Answer 9

weather,climate,time

Question 10

what are the two types of weathering

Answer 10

chemical and mechanical

Question 11

what types of changes happen during mechanical weathering

Answer 11

frost wedging

Question 12

what happens with chemical weathering

Answer 12

acid breaks down rocks

Question 13

what are three types of mechanical weathering

Answer 13

oxygen water frost wedging

Question 14

what causes frost wedging

Answer 14

water freezing and melting in rocks

Question 15

what causes biological activity

Question 16

what is the chemical process caused by water

Answer 16

hydrolosis

Question 17

soil

Answer 17

mixture of rock minerals water and air

Question 18

what is parent material

Answer 18

material that forms soil

Question 19

what are siol horizions

Answer 19

layers of soil;

Question 20

how many soil horizons are there

Answer 20

6

Question 21

all soils have every soil horizon

Answer 21

false

Question 22

if a mtn lion bit me id bite it back

Question 23

what is the second horizon made of

Answer 23

minerals

Question 24

leeching

Answer 24

in horizon e

Question 25

what is the difference between weathering and erosion

Answer 25

weathering is the breaking down of something and erosion is the removal of materials

Question 26

what is a tributary

Answer 26

the streams that flow into larger rivers

Question 27

what is a drainage basin

Answer 27

land that gathers water from a major river

Question 28

what is a drainage divide

Answer 28

a boundary that separates a drainage basin

Question 29

what is a channel

Answer 29

as water flows downhill under the influence of gravity, water erodes earth creating channels

Question 30

why are rivers v-shaped

Answer 30

young rivers are v-shaped due the fast movement

Question 31

what is a mature river

Answer 31

mature rives are wide and smooth and have gentle slopes

Question 32

flood plains

Answer 32

when rivers flood and drop their sediment load

Question 33

deltas

Answer 33

a fan shaped sediment deposit formed at the mouth of a river

Question 34

distrubitaries

Answer 34

branching channels created by deltas

Question 35

alluvial fans

Answer 35

when the mouth of a river stream enters dry land

Question 36

what are two types of glaciers

Question 37

where do valley glaciers come from

Question 38

where do continental glaciers come from

Question 39

where are the two continental glaciers located

Question 40

what is a cirque

Question 41

what is an arete

Question 42

what is a horn on a mountainous region

Question 43

what shape of valley do valley g;glaciers form

Question 44

what are tributary glaciers

Question 45

what type of valleys do tributary glaciers form