Two ways in which earth hour campaign can raise awareness ​

Why did the actions taken at the congress of vienna inspire the nationalists movement across europe in the 1800s. a)the congress of vienna prevented former leaders from regaining control of their countries creating chaos. b)the congress of vienna imposed british rule over the entire continent of europe, upsetting monarchs. c) the congress of vienna established democracies across europe that had little power or organization. d) the congress of vienna put the absolute monarchs back in power upsetting commoners

Which features are created on the exterior of a volcano when it erupts? check all that apply. vent crater hot spot lava flow boundary

What film is responsible for the creation of the pg-13 rating?