1. reported to be the most terrifying to soldiers on the front because they often couldn’t see it.

chemical weapons
airplanes
submarines
machine guns

2. best describes life on the trenches.
boring
terrifying
unsanitary
all the above

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis

Two of these describe "federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a "unitary" and a "confederate" system.

Which were the most important issues during the presidential election of 2008? a. economic downturn and environmental protection b. two overseas wars and economic downturn c. two overseas wars and campaign spending d. environmental protection and campaign spending