toureban99 toureban99 24-04-2024 Social Studies Answered Quadrillion Btu 22 9 Other Hydroelectric Power Wood 0- 1950 Wind 1960 1970 1980 1990 2000 2010 In what time period did hydroelectric power usage reach its peak? O1970-1980 1980-1990 O 1990-2000 2000-2010