Escape Speed: a Certain Spherical Asteroid Has a Mass of 3.5

question 33

Multiple Choice

Escape speed: A certain spherical asteroid has a mass of 3.5 × 10¹⁶ kg and a radius of 8.8 km. What is the minimum speed needed to escape from the surface of this asteroid? (G = 6.67 × 10^-11 N ∙ m²/kg²)

• A) 23 m/s
• B) 16 m/s
• C) 520 m/s
• D) 730 m/s

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Definitions:

Skills

The abilities and expertise one acquires through practice and education to perform a particular task or job effectively.

Motivation

The process that initiates, guides, and maintains goal-oriented behaviors, it is what causes us to act, whether it is getting a glass of water to reduce thirst or reading a book to gain knowledge.

Enthusiastic Beginner

Refers to an individual who is new to a task or role and shows high levels of enthusiasm and commitment, but has low skill or experience.

SLII Model

A leadership model that proposes different leadership styles should be used depending on the situation and maturity level of the followers.