What causes the variations in earth’s surface temperature during the course of a year at a given location? what causes the similar temperature bands that repeat from year to year?

What period of history refers to the time when people did not have written records

"it is true that we are called a democracy, for the administration is in the hands of the many and not the few." pericles athenian statesman, 5th century b. c.e. what kind of democracy is pericles referring to? - pericles athenian statesman, 5th century b. c.e. a. representative democracy b. parliamentary democracy c. direct democracy d. presidential democracy

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