How did the policy of massive retaliation prevent the united states from becoming involved in war? what role did covert operations play?.

use the threat of nuclear attack instead of fighting an actual war

covert : use of technology and the cia

covert failure : shooting down of a U.S. U-2 reconnaissance plane over the Soviet Union in 1960

Explanation:

later on in the korean and vietnam war a limited war or police action were fought: war fought with limited commitment of resources to achieve a limited objective (such as containing communism)

quizlet

we can solve this via the kinematic equation:

where the vertical velocity is zero and so:

since the height of the building is 29.3 meters then:

the ball was in motion for approximately 2.45 seconds