What circumstances have caused pakistan to alternate between democratic governments and military government?

The current is like a stream or river in the ocean true or false

Name the three types of population distribution

Which events occurred during the space race? check all that apply. (a) nasa was established. (b) yuri gagarin orbited earth. (c) the soviet union launched salyut. (d) the united states launched skylab. (e) the united states launched explorer 1.