A Rock Attached to a String Swings in a Vertical

question 65

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?

---

Definitions:

Monozygotic Twins

are twins that originate from the splitting of a single fertilized egg, making them genetically identical.

Dizygotic Twins

Also known as fraternal twins, are siblings born at the same time but from separate eggs fertilized by different sperm.

Siblings

Brothers or sisters; individuals having one or both parents in common.

Natural Selection

The evolutionary process by which organisms better adapted to their environment tend to survive and produce more offspring.