An atom emission of light with a specific amount of energy confirms that?

Which  was not a problem faced by farmers in the late 19th century

Part a: which statement identifies the central idea of the text? a: the north was more powerful than the south and was always going to be the victor of the civil war. b: despite the obvious strength of the north, the outcome of the war was unpredictable at the time. c: the united states underestimated the strength of the south, giving it the upper hand. answer !

How did the economic impacts of the great depression differ in the united states and in the soviet union?