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Posted: October 29th, 2022
Complete the Week 2 Exam.
You have one attempt at the exam and will not see the correct answers. Be sure to review all previous course materials before attempting the exam. PLEASE HIGHGLIGHT THE ANSWERS
1.
Question 1
10 Points
Which of the following is not one of the fours pheres defined by Eduard Suess in 1875?
1.
Hydrosphere
2.
Thermosphere
3.
Atmosphere
4.
Lithosphere
5.
Biosphere
1.
Question 2
10 Points
Which of the Earth’s spheres represents the majority of water on Earth?
1.
Hydrosphere
2.
Atmosphere
3.
Lithosphere
4.
Biosphere
2.
Question 3
10 Points
Which of the Earth’s spheres represents the majority of land on Earth?
1.
Hydrosphere
2.
Atmosphere
3.
Lithosphere
4.
Biosphere
3.
Question 4
10 Points
Which of the Earth’s spheres represents the majority of air on Earth?
1.
Hydrosphere
2.
Atmosphere
3.
Lithosphere
4.
Biosphere
4.
Question 5
10 Points
Which of the following is there most of on Earth’s surface?
1.
Land
2.
Air
3.
Life
4.
Water
5.
Question 6
10 Points
Where is most of the water in the hydrosphere stored?
1.
Rivers and lakes
2.
Oceans
3.
Clouds
4.
Ice sheets
6.
Question 7
10 Points
Which of the following substances is most prevalent in the atmosphere?
1.
Oxygen
2.
Argon
3.
Nitrogen
4.
Carbon dioxide
7.
Question 8
10 Points
What has changed in the atmosphere during Earth’s existence?
1.
The types of gases present in the atmosphere have changed.
2.
Levels of carbon dioxide have always increased.
3.
Levels of carbon dioxide have always decreased.
4.
The atmosphere has not changed.
8.
Question 9
10 Points
Which most accurately describes the Earth’s crust?
1.
The crust is one piece of land.
2.
The crust is made of multiple plates that do not move.
3.
The crust is made of multiple plates and some of these plates move.
4.
The crust is made of multiple plates and all move.
9.
Question 10
10 Points
Which of the following is not likely a direct cause of plate tectonics?
1.
Earthquakes
2.
Mountain ranges
3.
Flooding
4.
Volcanic activity
10.
Question 11
10 Points
Which of the following elements is most abundant in the lithosphere?
1.
Oxygen
2.
Iron
3.
Silicon
4.
Copper
11.
Question 12
10 Points
Which of the following processes best describes transpiration, evaporation, precipitation, storage, and runoff?
1.
The water cycle
2.
The nitrogen cycle
3.
Weathering
4.
Plate tectonics
12.
Question 13
10 Points
Which of the following processes best describes denitrification, atmospheric elements, uptake, and atmospheric fixation?
1.
The water cycle
2.
The nitrogen cycle
3.
Weathering
4.
Plate tectonics
13.
Question 14
10 Points
Which of the following processes best describes mechanical and chemical changes to items of the lithosphere?
1.
The water cycle
2.
The nitrogen cycle
3.
Weathering
4.
Plate tectonics
14.
Question 15
10 Points
What sorts of changes would not likely occur as a result of mechanical weathering?
1.
Changes in shape
2.
Changes in color
3.
Formation of cracks
4.
Changes in size
15.
Question 16
10 Points
What sorts of changes would not likely occur as a result of chemical weathering?
1.
Changes in shape
2.
Changes in color
3.
Formation of cracks
4.
Changes in location
16.
Question 17
10 Points
Which is a common cause of the formation of rust-colored rings on rocks?
1.
Petrification
2.
Metamorphosis
3.
Mechanical weathering
4.
Chemical weathering
17.
Question 18
10 Points
What role can lightning play in the nitrogen cycle?
1.
It can convert atmospheric nitrogen to ammonia
2.
It can break down organic matter to create ammonia.
3.
It can convert ammonia into nitrates.
4.
Lightning does not impact the nitrogen cycle.
18.
Question 19
10 Points
Which best represents a plausible thickness of the lithosphere?
1.
15 miles
2.
100 miles
3.
350 miles
4.
600 miles
19.
Question 20
10 Points
Which most accurately estimates the percentage of Earth covered by water?
1.
16%
2.
32%
3.
71%
4.
97%
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