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Weathering and Erosion Review. Which of the following is not an example of mechanical weathering? a.Actions of animals b.Water c.Abrasion d.Freezing and.

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Presentation on theme: "Weathering and Erosion Review. Which of the following is not an example of mechanical weathering? a.Actions of animals b.Water c.Abrasion d.Freezing and."— Presentation transcript:

1 Weathering and Erosion Review

2 Which of the following is not an example of mechanical weathering? a.Actions of animals b.Water c.Abrasion d.Freezing and Thawing. 30 Seconds Remaining 0 30

3 What are the 2 types of weathering? a.Mechanical and chemical b.Mechanical and kinetic c.Chemical and erosion d.Erosion and deposition. 30 Seconds Remaining 0 30

4 The movement of rock particles by ice, wind, water, or gravity is: a.Weathering b.Deposition c.Abrasion d.Erosion Seconds Remaining

5 True or False: After chemical weathering, the chemical make-up of the sediments is the same as the original rock. 1.True 2.False Seconds Remaining

6 Which layer of soil has the greatest amount of humus? a.Horizon B; subsoil b.Horizon C; weathered rock c.Horizon A; topsoil d.Bedrock 30 Seconds Remaining 0 30

7 What type of soil conservation plants crops along the curve of a slope? 1.Contour farming 2.Conservation plowing 3.Terracing 4.Windbreaks Seconds Remaining

8 What type of mass movement causes a large chunk of Earth to slip downhill in one large mass? a.Landslide b.Mudslide c.Creep d.Slump Seconds Remaining

9 What are the 2 processes by which glaciers erode the land? a.Deflation and abrasion b.Plucking and Deflation c.Plucking and Abrasion d.Deflation and Deposition.

10 True or False The stronger the wind, the larger the sediments that can be moved. 1.True 2.False

11 Which of the following does not influence the speed of running water? 1.The shape of the stream channel 2.The age of the river. 3.The slope of the river. 4.The amount of water in a river.

12 What do we call the sediment that is carried in a river? a.Load b.Till c.Sediment d.Dust

13 Freezing and thawing can weather rocks through a process called: a.Deposition b.Ice wedging c.Deflation d.Plucking

14 A rock containing iron becomes soft and crumbly as it begins to rust. It has probably been chemically weathered by: a.Plants b.Carbon dioxide c.Oxygen d.Acid Rain

15 What do we call the solid layer of rock beneath all soil horizons? a.Bedrock b.Gravel c.Subsoil d.Granite Seconds Remaining

16 The decayed organic material found in topsoil is referred to as: a.Silt b.Litter c.Humus d.Clay Seconds Remaining

17 Why is soil considered to be a valuable resource? a.It is important to all living things on land. b.It contains sand and gravel. c.It protects Earth’s crust. d.All of the above Seconds Remaining

18 What event occurred in the 1930s and was responsible for the creation of soil conservation techniques? 1.The great depression 2.WW II 3.The advent of the motorized plow 4.The Dust Bowl Seconds Remaining

19 What is the order of Earth’s destructive forces? 1.Deposition, erosion, weathering. 2.Erosion, weathering, deposition. 3.Weathering, erosion, deposition. 4.Weathering, deposition, erosion Seconds Remaining

20 Which soil particle is the largest? a.Gravel b.Sand c.Clay d.Silt Seconds Remaining

21 True or False: Weathering is the process by which sediment is laid down in a new location. 1.True 2.False 30 Seconds Remaining Seconds Remaining

22 Landslides, Mudflows, Creep, and Slump are all examples of what force? 1.runoff 2.soil formation 3.deflation 4.mass movement 30 Seconds Remaining 0 30

23 Glaciers can only form when: a.More snow falls than melts b.There is an ice age c.The amount of snow exceeds the amount of rain. d.None of the above. 0 30

24 What do we call the water that moves over Earth’s surface? a.Runoff b.Watershed c.Groundwater d.Ice Seconds Remaining

25 A _________is a ridge of till left behind by a glacier. a.Kettle b.Fiord c.Moraine d.Drumlin 0 30 :30

26 True or False: The process by which wind removes surface materials is called deflation 1.True 2.False 30 0

27 Which of the following characteristics influence the percolation rate of a sediment? a.Type of rock b.Sediment size c.Climate d.The color of the sediment. 30 0

28 What characteristic of a material describes the ability of water to flow through that material? a.Percolation rate b.Porosity c.Permeability d.Deposition. 30 0

29 Which soil conservation technique helps to conserve soil by planting bushes or trees along the edges of a field to prevent wind erosion? a.Terracing b.Windbreaks c.Gully reclamation d.Contour farming :

30 What are the 2 factors that determine the rate of weathering? a.Climate and age b.Type of rock and age c.Type of rock and location d.Type of rock and climate. 0 30

31 What is the major agent of erosion? a.Wind b.Water c.Ice d.Gravity 30 0

32 What force is responsible for creating mass movement? 1.Ice 2.Wind 3.Gravity 4.water Seconds Remaining

33 When wind blows sand up around an obstacle, it can create a: a.Sand dune b.Loess deposit c.Moraine d.mudslide 30 0 of 30

34 True or False: The mixture of sediments deposited by a glacier is called loess. 1.True 2.False 30 Seconds Remaining 0 of 30

35 What do we call the periods in history in which Earth was covered in glaciers? a.Epochs b.Bronze Age c.Ice Age d.Jurassic period 30 0 of 30

36 What are the 2 types of glaciers? a.Valley and Arctic b.Valley and Mountain c.Continental and Arctic d.Continental and Valley 0 of 30 30


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