This excerpt is an example of which democratic principle of u. s. government?
a
b
c
d
in pic above ?

How did german physicist werner heisenberg's uncertainty principle shake beliefs in newtonian physics?

Me and youin the summer of 1804, after meeting native americans for the first time, lewis and clark reached the eastern edge of

If the imperial dynasty had continued to rule china, it is most likely that a) the economy would have improved rather than weakened b) european nations would have gotten more of a foothold in china c) revolutionary groups would not have gained any power in the country d) communism would not have received support among the poor