7. Which of the following did NOT contribute to the Civil War being the 1st modern war?
a. telephone
b. Observation balloons
5. Iron-clad ships
H. submarines

Two grizzly bears are fighting over a fish to feed themselves. what kind of interaction is this scenario, which works as a limiting factor in the bears' survival? a. apparent competitionb. interference competitionc. exploitation competitiond. mutualism

What did passage of the immigration act of 1965 accomplish? the law lowered the number of asians allowed to immigrate to the us. the law allowed no more immigration from european nations. the law supported victims of political persecution. the law made an effort to establish a quota system.

U.s. history 1.documentary analysis what steps did taylor’s family take to prepare her freedom