A Child Swings a 0

question 38

Multiple Choice

A child swings a 0.38 kg ball in a circle on a string that is 1.3 m long.If the ball makes 1.2 rev/s,what is the magnitude of the ball's angular momentum?

• A)4.8 kg∙m²/s
• B)0.8 kg∙m²/s
• C)3.8 kg∙m²/s
• D)5.3 kg∙m²/s

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Definitions:

Ectopic Pregnancy

A pregnancy in which the fertilized egg implants outside the uterine cavity, leading to serious health risks.

Fallopian Tube

One of two uterine tubes extending toward an ovary.

Endometrium

The mucous membrane lining the interior of the uterus, which thickens during the menstrual cycle in preparation for possible implantation of an embryo.

Gestational Hypertension

A condition characterized by high blood pressure, edema, and protein in the urine, also referred to as pregnancy-induced hypertension.