What is permafrost?
A. the upper part of the ground that remains frozen throughout the year
B. ice and snow that exist throughout the entire year
C. curly crystals of frost that form early in the morning
D. ice and snow that are permanently in motion
Answer: A
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How has the production of cars changed in the last 50 years?
What will be an ideal response?
From which countries are many female labor migrants to North Africa and the Middle East?
A) India and Mexico B) India and the Philippines C) Indonesia and the Philippines D) Indonesia and Mexico E) none of the above
Which of the following is a characteristic of Saturn?
A. It is closer to the Sun than Jupiter. B. It is the largest planet in the solar system. C. The appearance of the planet is dominated by large impact craters. D. The feature for which it is best know is a large red spot on the surface. E. The atmosphere is hydrogen and helium.
Briefly describe the three major classes of rocks, including how they are formed and examples of each type.
What will be an ideal response?