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?
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:
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:
Hope this helps! :)
how did inhabitants in west africa find iron