Which are significant practical uses of the Paraná River? SELECT ALL THAT APPLIES

to transport goods

to mine for copper

to mine for copper

to provide electrical power

to excavate ruins

to irrigate fields

How does central place theory explain patterns in the size and distribution of cities?

What can happen to solar radiation when it enters earth’s atmosphere? check all that apply. it is absorbed by earth. it is reflected by clouds. it is reflected by glacial ice. it is condensed into visible light. it is amplified by water molecules.

Those who hope that land reform will end the problem of mass poverty and social inequality throughout middle and south america often cite as one of the causes of the problem. a. asian immigrants b. the indigenous population c. european systems of landholding d. the power of the roman catholic church