Answer:
Carbon dioxide from volcanic activity became a major part of the atmosphere.
Explanation:
The biggest difference between the Earth's second atmosphere and third (present) atmosphere is;
Carbon dioxide from volcanic activity became a major part of the atmosphere.According to this question, we are to discuss the difference between the Earth's second atmosphere and third (present) atmosphere.
As a result of this we can see that Carbon dioxide which is as results of volcanic activity serves as a crucial part that make up atmosphere.
Therefore, Carbon dioxide from volcanic activity became a major part of the atmosphere serve as the difference between Earth's second atmosphere and third atmosphere.
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Terry is creating a presentation about seafloor spreading. Which of the following statements is a fact he should include in his presentation?
A. Seafloor spreading occurs within subduction zones at a consistent rate.
B. Seafloor spreading is a result of convection currents in Earth’s inner core.
C. Seafloor spreading can occur at both divergent and convergent plate boundaries.
D. Seafloor spreading occurs along mid-oceanic ridges resulting in the formation of new crust.
Answer:
D. Seafloor spreading occurs along mid-oceanic ridges resulting in the formation of new crust.
Explanation:
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Atmospheric pressure is about 100 kPa at sea level. What would the air pressure be at 10,000 meters above sea level?
about 30 kPa
0 kPa
about 150 kPa
the same, 100 kPa
Answer:
about 30 kPa
Explanation:
Atmospheric pressure is about 100 kPa at sea level. What would the air pressure be at 10,000 meters above sea level?
about 30 kPa
0 kPa
about 150 kPa
the same, 100 kPa
Answer:
about 30 kPa
Explanation:
Match the groups of minerals with their descriptions.
Answer:
1. d
2. b
3. a
4. c
What are some social, political, and economic issues we are facing today?