Erosion and Mass Wasting

Question 1

_______ is the process that transports the products of weathering

Answer 1

Erosion

Question 2

Erosion is the process that ______ the products of weathering

Answer 2

transports

Question 3

what is erosion?

Answer 3

the process that transports the products of weathering

Question 4

what is the cause of mass wasting?

Answer 4

Mass wasting is due to the force of gravity constantly pulling things down hill

Question 5

Erosion can happen via a…

Answer 5

flowing fluid aka water erosion

Question 6

What are the primary forces of water erosion?

Answer 6

rivers and streams

Question 7

How does erosion happen in streams?

Answer 7

In streams particles are carried downstream (transported) and broken down as they are transported

Question 8

Different ______ particles move in different ways along the stream

Answer 8

sized

Question 9

Larger particles move as _____ _____

Answer 9

bed load

Question 10

Bed load is when…

Answer 10

larger particles creep along slowly at the bed or bottom of a stream

Question 11

Medium sized particles move by a process known as ______

Answer 11

saltation

Question 12

What happens in saltation?

Answer 12

Medium sized particles are picked up for short periods of time and bounced along the stream bed

Question 13

Small particles move as ______ _____

Answer 13

suspended load

Question 14

Suspended load is when…

Answer 14

particles are either carried for short-term or long-term suspension.

Question 15

____- _____ suspension is when small particles are carried for the length of the stream

Answer 15

long-term

Question 16

If you see a muddy, turbid stream that means it has a lot of particles carried in _______.

Answer 16

suspension

Question 17

Glaciers are flowing _______.

Answer 17

ice

Question 18

Glaciers can carry large sediment such as…

Answer 18

boulders

Question 19

Once glaciers move through an area, what happens?

Answer 19

the whole landscape is changed very significantly, in a way that it is not changed by water or wind.

Question 20

How can a landscape be significantly changed?

Answer 20

by the erosive action of ice/glaciers

Question 21

the constant pull of _____ slowly shapes land directly and indirectly.

Answer 21

gravity

Question 22

What is mass wasting?

Answer 22

downslope loss of soil and rock

Question 23

What are two broad types of mass wasting?

Answer 23

Slope failure and flow

Question 24

What are the three different types of slope failure?

Answer 24

fall, slide, and slump

Question 25

Fall, slide, and slump slope failure all involve the movement of material ______

Answer 25

downslope

Question 26

Fall is…

Answer 26

material that falls

Question 27

Slide is…

Answer 27

when material falls down a well-defined plane of sliding

Question 28

An example of a slide is

Answer 28

a rock slide

Question 29

Slump occurs along a ______ slope

Answer 29

rounded

Question 30

a slump is…

Answer 30

a rotational movement along a slope

Question 31

What are the four types of flows?

Answer 31

• solifluction
• Mudflow
• creep
• avalanche

Question 32

We classify flows in terms of

Answer 32

slow, fast, wet, dry

Question 33

Solifluction is a ____ and ____ flow

Answer 33

wet, slow

Question 34

Mudflow is a ____ and _____ flow

Answer 34

wet, fast

Question 35

Creep is a ____ and ____ flow

Answer 35

dry and slow

Question 36

Avalanche is a ____ and ____ flow

Answer 36

dry and fast

Question 37

wet flows are called….

Answer 37

slurry

Question 38

dry flows are called…

Answer 38

granular

Question 39

creep is…

Answer 39

the constant creeping of material down a hillside

Question 40

an example of creep is…

Answer 40

trees with curved trunks