Geography#8

I have 21 Quastions

Watch 3 videos and answer all Quastions and see the lab#8

https://www.youtube.com/watch?v=S7zOLIuF8_I

https://www.youtube.com/watch?v=Km3g6DSnn7w

https://www.youtube.com/watch?v=ErLrcaAJYmg

Lab Homework

QUESTION 1
Use the soil texture triangle in this lab to name the correct textural class for the following percentages of sand, silt, and clay:
Clay: 65%; Silt: 20%; Sand: 15%
A. Clay loam
B. Silty clay loam
C. Silty clay
D. Sandy clay loam
E. Clay

QUESTION 2
Use the soil texture triangle in this lab to name the correct textural class for the following percentages of sand, silt, and clay:
Clay: 10%; Silt: 30%; Sand 60%
A. Loam
B. Silt loam
C. Sandy loam
D. Clay loam
E. Clay

QUESTION 3
If you just worked through a practice with Chico (soil), click the Area of Interest (AOI) tab. Then click the Clear AOI button within the AOI Properties panel.You should now see the Address box that you just used for the Chico example.
For this question, type Paradise, CA in the "Address" box and click View. For the Area of Interest, draw a rectangle around the populated area of Paradise.
What type of soil is the majority for Paradise, CA?
A. Clay
B. Sand
C. Silt
D. Loam

QUESTION 4
(Instructions for resetting the Web Soil Survey are given in a previous question.)
For this question, type Colusa, CA in the "Address" box and click View. For the Area of Interest, draw a rectangle around an area of green rice fields along Interstate 5.
What type of soil is the majority for Colusa, CA?
A. Clay
B. Sand
C. Silt
D. Loam

QUESTION 5
Draw five pie charts using Excel. Each pie chart should have a descriptive title. Arrange pie charts so that a single image file (screen capture) shows all five pie charts. Upload a screen capture to Blackboard Learn. You will earn zero points if you upload any file other than an image file. Watch a video to learn how to draw a pie chart using Excel.
Attach File

QUESTION 6
In what tube did you find sand?
A. Tube 1
B. Tube 2
C. Tube 3

QUESTION 7
Watch the video and follow the instruction diagram (flow chart) to identify what textural class this soil sample is.
A. Silt Loam
B. Loamy sand
C. Sandy Loam
D. Sand
E. Loam

QUESTION 8
The Trailhead soil in Redwoods National Park has _____ color.
A. gray
B. pink
C. dark red
D. pale brown and olive brown
E. reddish brown

QUESTION 9
Look at the gif image aggregates (animation) of all the soil color observations. The top surface (0 to 5cm slice) of the nation-wide soil has darkest colors. Why?
A. Due to deposition of tephra from volcanic eruptions
B. Due to high concentration of dark minerals
C. Due to weathering of dark rocks
D. Due to organic matter content

QUESTION 10
Complete the pH table with soil-sample data provided (either in class or in video). Take a clear picture of the table and upload this image file to Blackboard Learn. You may choose to turn in a hard copy of the table to your lab instructor by the deadline of this lab.
Attach File

QUESTION 11
"Acid rain results when sulfur dioxide (SO2) and nitrogen oxides (NOX) are emitted into the atmosphere and transported by wind and air currents. The SO2 and NOX react with water, oxygen and other chemicals to form sulfuric and nitric acids." Major sources of SO2 and NOX emissions that cause acid rain are volcanoes and rotting vegetation.
True
False

QUESTION 12
Impacts of acid rain are limited to source regions (e.g., urban areas where large amount of "precursors or chemical forerunners" for acid rain are emitted).
True
False

QUESTION 13
Select all correct statements about acidic deposition (both dry and wet).
A. Acidic deposition removes essential nutrients from soil.
B. Dry deposition of acidic particles does not affect soil.
C. Acidic water releases aluminum into soil, which impacts plants' growth.
D. Some soils have a high buffering capacity and are able to better cope with acids than other soils.
E. Acid rain has a high pH level (pH > 7.0; pH of 7.0 is considered neutral).

QUESTION 14
Identify two regions where the acidity level in rain is high. Select all that apply.
A. Midwest
B. Northeast
C. Northwest
D. Southeast
E. Southwest

QUESTION 15
Acid rain easily dissolves which of the following rock(s) in general? Select all that apply.
A. Marble
B. Granite
C. Limestone
D. Sandstone

QUESTION 16
Use the soil texture triangle in this lab to name the correct textural class for the following percentages of sand, silt, and clay:
Clay: 25%; Silt: 15%; Sand: 60%
A. Clay loam
B. Silty clay
C. Sandy clay loam
D. Silty clay loam
E. Clay

QUESTION 17
Use the soil texture triangle in this lab to name the correct textural class for the following percentages of sand, silt, and clay:
Clay: 45%; Silt: 45%; Sand: 10%
A. Sandy clay loam
B. Clay loam
C. Silty clay
D. Clay
E. Silty clay loam

QUESTION 18
In what tube did you find silt?
A. Tube 1
B. Tube 2
C. Tube 3

QUESTION 19
Use the soil texture triangle in this lab to name the correct textural class for the following percentages of sand, silt, and clay:
Clay: 50%; Silt: 20%; Sand 30%
A. Clay
B. Loam
C. Clay loam
D. Sandy loam
E. Silt loam

QUESTION 20
In what tube did you find clay?
A. Tube 1
B. Tube 2
C. Tube 3

QUESTION 21
Use the soil texture triangle in this lab to name the correct textural class for the following percentages of sand, silt, and clay:
Clay: 20%; Silt: 60%; Sand 20%
A. Clay loam
B. Clay
C. Loam
D. Silt loam
E. Sandy loam

Attachment:- Lab and Screenshoot.rar