Over the last 7,000 years there has been a ________.

A. raising of global average temperature totaling 2°C
B. effectively constant global temperature
C. lowering of global average temperature totaling 1°C
D. lowering of global average temperature totaling 4°C


Answer: C

Environmental & Atmospheric Sciences

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Which of the following is a lesson that we as historians can learn from the reforms of the Gracchi, and their subsequent significance for the Roman Republic?

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Which of the following has the highest ionization energy?

A) Cl B) F C) N D) O

Environmental & Atmospheric Sciences

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Indicate whether the statement is true or false

Environmental & Atmospheric Sciences