Chapter 2 - Weathering And Erosion Flashcards Preview

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Flashcards in Chapter 2 - Weathering And Erosion Deck (38)
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Name the three categories of rocks

Sedimentary, igneous, and metamorphic

1

What is the changing of rock called

Rock cycle

2

What is the process of breaking down rocks called?

Weathering

3

What kind of weathering breaks rocks into smaller and smaller pieces?

Mechanical weathering

4

What kind of weathering forms rocks into new substances?

Chemical weathering

5

What are three examples of mechanical weathering?

Frost heaving, abrasion, hoodoo

6

What is the word for the reaction of acids with minerals and the rocks?

Oxidation

7

What acid is form one carbon dioxide dissolves in the water?

Carbonic acid

8

What kind of acid is in acid rain?

Sulfuric acid

9

What kind of rocks hang from the ceilings and look like stone icicles in a cave?

Stalactites

10

What kind of rocks appear to grow up from the ground as a result of the dripping of dissolved calcite?

Stalagmites

11

What are people who enjoy exploring caves called?

Spelunkers

12

What is the loose material at the surface of the earth called?

Soil

13

What are scientist who study soil called?

Pedologist

14

What is the largest kind of particle?

Sand

15

What is the smallest kind of particle?

Clay

16

What is the third kind of particle it's tiny yet larger than clay?

Silt

17

What is the texture of the soil referring to?

How much of each particles are in the soil sample

18

What is the name of the soil has an equal amount of all three particles?

Loam

19

What is the name for the layers of soil?

Horizons

20

List the layers of soil from top to bottom.

O Horizon,
topsoil or A horizon,
subsoils or B horizon,
C horizon,
bedrock or R horizon

21

What are the small particles produced by weathering called?

Sediments

22

What takes place when weathered material moves form one location to another?

Erosion

23

What is the name for the factors often involved in the transportation of weathered material?

Agents of erosion

24

What occurs when wind water or ice drops sediments and rocks in a new location?

Deposition

25

What is it called when gravity is the primary force that moves rocks and sediments?

Mass movement

26

Name five examples of mass movements.

Soil creep, earth flow, mudflow, rockslide, avalanche

27

What is the sediment that a stream carries called?

Load

28

What is the name of an area that commonly floods?

Floodplain

29

What is an area of sediment at the mouth of the river called

Delta