1. whose discovery of radium changed the world's view of the atom ? (1 point) .
albert einstein. friedrich von bernhardi. marie curie. houston stewart chamberlain.
2. according to sigmund freud, human behavior is. (1 point).
ruled by two related emotions: love and pity..
determined by the physical makeup of the brain, and could not be altered..
the one factor that made human beings superior to all other animals..
strongly determined by repressed experiences..

Which of these describes a social effect of the civil war? a) fields were left unplanted because the slaves had been freed and much of the male population was unavailable to plant or harvest crops. b) over 600,000 men died, mostly because of the lack of food, clean water, and hygienic medical practices. c) after the emancipation proclamation was issued, african americans were allowed to join the union army. d) lincoln’s assassination after the surrender caused a disruption in the rebuilding of the nation.