C165 / C 165 Final Exam Review (Latest Update 2025 / 2026) Integrated Physical Sciences | Questions & Answers | Grade A | 100% Correct (Verified Solution) - WGU
Question:
What is the most precise and most direct method to monitor the motion of the continents?
Answer:
Global Positioning System (GPS)
Question:
At which type of boundaries do tectonic plates move toward each other?
Answer:
Convergent
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Question:
When divergent plates move away from each other, what does the space between them get filled with?
Answer:
Magma
Question:
Describe how and why air density changes with changes in altitude.
Answer:
Air density decreases with an increase in altitude because air particles have mass and are pulled down by Earth's gravity.
Question:
Which gas is most abundant in the Earth's atmosphere?
Answer:
Nitrogen
Question:
Which of the following is the least abundant in Earth's atmosphere?
Answer:
Ozone 2 / 4
Question:
Which gas is used by plants to make organic compounds?
Answer:
Carbon dioxide
Question:
What can density be defined as?
Answer:
Mass divided by volume
Question:
You are getting ready to take a hike up a mountain. Where along the trip will the air density be the greatest?
Answer:
At the bottom of the mountain
Question:
atmosphere
Answer:
the layer of gases surrounding Earth and other planets 3 / 4
Question:
In which layer is the ozone layer located?
Answer:
Stratosphere
Question:
In which layer does Earth's weather happen?
Answer:
Troposphere
Question:
What is the density of the troposphere compared to the density of the mesosphere?
Answer:
The density of the troposphere is greater than the density of the mesosphere.
Question:
What is the density of the exosphere compared to the density of the stratosphere?
Answer:
The density of the exosphere is less than the density of the stratosphere.
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