One End of a 1

question 34

Multiple Choice

One end of a 1.0-m long string is fixed, the other end is attached to a 2.0-kg stone. The stone swings in a vertical circle, passing the bottom point at 4.0 m/s. The tension force of the string (in newtons) at this point is about:

• A) 0
• B) 12
• C) 20
• D) 32
• E) 52

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Definitions:

Vagus Nerve

A cranial nerve that extends from the brainstem to the abdomen, influencing heart rate, digestion, and mood regulation.

Stretching

The process of gently elongating muscles and tendons to increase flexibility and reduce the risk of injury.

Stomach Wall

The layers of tissue that form the structure of the stomach, including the mucosa, submucosa, muscularis externa, and serosa.

Adaptive Value

The degree to which a trait or behavior enhances an organism's chances of survival and reproduction in its environment.