Which of the following are erupted by volcanoes?
A. ash
B. pumice
C. lava
D. All of these choices are correct.
Answer: D
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Why are ancient impact craters difficult to identify on Earth?
A) they typically have been eroded or infilled with younger sediments B) impact craters on Earth are smaller than those on the Moon or Mars C) they typically lack shock metamorphic minerals D) there have been very few meteorite impacts on Earth
When a parcel of air at a given temperature holds all of the water vapor that it possibly can, it is said to be in a state of ____
a. equilibrium b. maxima vapory c. saturation d. overload
The famous Aswan High Dam is located in which nation?
A) Iraq B) Egypt C) Iran D) Lebanon
Which of the following describes air that resists vertical displacement?
A. neutral B. unstable C. stable D. latent