All the water on earth, including the water in the atmosphere, makes up the a. hydrosphere. b. biosphere. c. geosphere. d. atmosphere.

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

Irelanda. populationb. square mileagec. average population density per square mile

In a class of 20 students, what democratic form of governance makes the most sense