What was dred scott v sandford?for kids

What happened in the 2000 election of al gore vs bush

What words in the preamble to the constitution reflect the principle of popular sovereignty

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory