Judge the following sentence according to the criteria given below: Earth’s climate for the

next several hundred thousand years depends strongly on the carbon emissions we put
into the air over the coming century BECAUSE as much as 25% of the carbon-dioxide
in an emissions spike can persist for tens of millennia.
a. The assertion and reason are both correct, and the reason is valid.
b. The assertion and reason are both correct, and the reason is invalid.
c. The assertion is correct and the reason is incorrect.
d. The assertion is incorrect and the reason is correct.
e. Both the assertion and the reason are incorrect.


A

Environmental & Atmospheric Sciences

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What evidence is there for the late delivery of water to an initially dry Earth?

A) craters on the Moon B) abundance of iron-seeking minerals C) sedimentation patterns show the early water table D) petroleum deposits show evidence of early water deposits

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Which of the following countries has become the center for the manufacturing of automobiles and other consumer goods in Southeast Asia?

A) Malaysia B) Thailand C) Myanmar D) Vietnam E) Hong Kong

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The modified Mercalli scale measures ____

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Environmental & Atmospheric Sciences