Why is it important to use secondary sources?

Apoll showed voters prefer that members of congress act as delegates. how might we expect the effect of this to differ between senators and representatives?

The term globalization is best defined as: a. a reduction in the political and military power of imperial countries over their colonies. b. an increasing interaction among citizens and businesses of countries around the world. c. the spread of philosophies based on the right of all nations to political independence. d. the establishment of international laws protecting all people's human and civil rights.

What was the overall impact of eli whitneys introduction of interchangeable parts?