One disadvantage to the exemplar model is that there are .

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

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.

The national security act of 1947 reflected: