A Rock Attached to a String Swings in a Vertical

question 1

Multiple Choice

A rock attached to a string swings in a vertical circle. Which free-body diagram could correctly describe the force(s) on the rock when it is at the highest point, where is the normal force, is weight, and is tension?

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Definitions:

Reconstruction

The period after the American Civil War when the southern states were reintegrated into the Union and efforts were made to extend civil rights to freed slaves.

Presidential Election

The process by which the president of the United States is selected, involving nationwide votes and the Electoral College system.

Southern Republicans

Republicans residing in the Southern United States, historically significant for their role during the Reconstruction era and their political evolution over time.