Dark maria on the Moon are formed by?
A. Basalt flows filled previously existing impact craters.
B. Shallow magma baked the overlying rocks.
C. Volcanic calderas released hot water and hydrothermal minerals.
D. Running water deposited hematite-rich sediments in low areas.
Answer: A
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Why is the air over an open flame always moist?
A. One of the products of combustion is water vapor. B. The hot flame vaporizes the water in the air above the flame. C. Warm air contains more humidity than cold air. D. None of the above is true.
What would you call a soil with 30% clay, 40% silt, and 30% sand?
a. loam b. clay loam c. silt loam d. sandy loam e. loamy sand
Compare the modern maps of religion and language for the region, and identify three major non-Arabic speaking areas where Islam dominates. Explain why that is the case
What will be an ideal response?
The geologic cycle is fueled by
A) solar energy. B) the Earth's internal heat. C) both solar energy and the Earth's internal heat. D) neither solar energy and the Earth's internal heat.