Find the Average Density of a White Dwarf Star If

question 36

Multiple Choice

Find the average density of a white dwarf star if it has a mass equal to that of the sun (2.0 *1030 kg) and a radius equal to that of the Earth (6.4 * 106 m) .

• A)9.0 *106 kg/m3
• B)1.8 * 107 kg/m3
• C)1.8 *109 kg/m3
• D)3.6 * 1010 kg/m3
• E)9.0 * 107 kg/m3

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Definitions:

Atrophy

The decrease in muscle mass or tissue size, often due to lack of use, disease, or malnutrition.

Slow-Twitch

Muscle fibers that are fatigue-resistant but generate less power, suited for endurance activities.

Ligament

A short band of tough, flexible, fibrous connective tissue that connects two bones or cartilages or holds together a joint.

Bronchoconstriction

A narrowing of the airways in the lungs due to the tightening of surrounding smooth muscle, leading to coughing, wheezing, and shortness of breath.