GASPAROVICH

NAME: ______DATE:______PERIOD:______

CHAPTER 8 WEATHERING AND EROSION VOCABULARY

DIRECTIONS: Write the definition for the following vocabulary words from your book.

SECTION 1: ROCKS AND WEATHERING PAGE: 238-245

KEY CONCEPTS: How do weathering and erosion affect Earth’s surface?

What are the causes of mechanical weathering and chemical weathering?

What determines how fast weathering occurs?

WORD / DEFINITION
1.  WEATHERING
2.  EROSION
3.  MECHANICAL WEATHERING
4.  ABRASION
5.  ICE WEDGING
6.  CHEMICAL WEATHERING
7.  PERMEABLE

SECTION 2: HOW SOIL FORMS PAGES: 248-254

KEY CONCEPTS: What is soil made of and how does it form?

How do scientists classify soils?

What is the role of plants and animals in soil formation?

WORD / DEFINITION
8.  SOIL
9.  BEDROCK
10.  HUMUS
11.  LOAM
12.  SOIL HORIZON
13.  TOP SOIL
14.  SUB SOIL
15.  LITTER
16.  DECOMPOSER

SECTION 3: SOIL CONSERVATION PAGE: 256-259

KEY CONCEPTS: Why is soil a valuable resource?

How can soil lose its value?

What are some ways that soil can be conserved?

WORD / DEFITION
17.  NATURAL RESOURCE
18.  SOIL CONSERVATION
19.  CONTOUR PLOWING
20.  CONSERVATION PLOWING
21.  CROP ROTATION