Humidity can best be described as a. water that falls back to earth’s surface b. the amount of moisture in the earth’s atmosphere c. how hot or cold the earth’s atmosphere is at a given time d. pressure caused by the weight of the earth’s atmosphere

1. how did manifest destiny spur nation building in the u.s.? 2. how did the idea of “the nation” begin to change? 3. how were the unifications of germany and italy similar? 4. what problems did the austro-hungarian empire have? 5. what domestic issues did england and france have?