What Is the Escape Speed from a Planet of Mass

question 18

Multiple Choice

What is the escape speed from a planet of mass M and radius R if M = 3.2 * 10²³ kg and R = 2.4 * 10⁶ m?

• A)5.5 km/s
• B)4.2 km/s
• C)5.2 km/s
• D)4.8 km/s
• E)3.7 km/s

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Definitions:

Temperature

A physical quantity that expresses hot and cold, measured objectively by thermometers and subjectively perceived, reflecting the body's homeostasis.

Oral Temperature

A measurement of body temperature taken from the mouth, reflecting core body temperature.

Core Temperature

Core temperature refers to the temperature of the body’s internal environment, indicating the warmth of vital organs located within the body cavity.

Axillary Temperature

Body temperature measured in the armpit area, slightly lower than oral temperature readings.