New oceanic lithosphere is formed at ________
A) convergent boundaries by submarine eruptions and intrusions of basaltic magma
B) divergent boundaries by submarine eruptions and intrusions of basaltic magma
C) divergent boundaries by submarine eruptions and intrusions of rhyolitic magma
D) convergent boundaries by submarine eruptions and intrusions of rhyolitic magma
Answer: B
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The ultimate base level is sea level
Indicate whether the statement is true or false
Consider the characteristics of two parcels of air starting at T0. Which of the following statements is true regarding parcel of air 1 and parcel of air 2?
A. Parcel 2 has more water vapor than 1 and will need to cool more than 1 to reach saturation. B. Parcel 2 has less water vapor than 1 and will need to cool more than 1 to reach saturation. C. Parcel 2 is warmer than 1 and will need to cool more than 1 to reach saturation. D. Parcels 2 and 1 have the same amount of water vapor in order to reach saturation.
Which of the following describes what tends to happen to a large environmental lapse rate during vertical mixing of air?
A. it decreases B. it remains the same C. it increases D. it increases at first, followed by a decrease
What happens to the surface area of exposed rock if a rock is fractured?
A) There are more pieces, but the surface area does not change. B) The surface area does not change because the volume does not change. C) The surface area increases as the rock is fractured. D) The surface area decreases as the rock is fractured.