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