This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Which of the following gases is given off in the acid test of a carbonate mineral?
Correct!
Wrong!
What percentage of the earths atmosphere does O2 comprise?
Correct!
Wrong!
The solidified lava of a volcano belongs to which rock family?
Correct!
Wrong!
The concentration of carbon dioxide in the atmosphere is in the range of:
Correct!
Wrong!
The ice sheet that covered northeastern United States came from which of the following locations?
Correct!
Wrong!
Which of the following energy sources does NOT originally come from the Sun?
Correct!
Wrong!
The tanning rays of the sun are called:
Correct!
Wrong!
Which of the following minerals is noted for its one perfect cleavage?
Correct!
Wrong!
Geography Quiz 12
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