The Weight of Spaceman Speff at the Surface of Planet

question 19

Multiple Choice

The weight of spaceman Speff at the surface of planet X,solely due to its gravitational pull,is 389 N.If he moves to a distance of 1.86 × 10⁴ km above the planet's surface,his weight changes to 24.31 N.What is the mass of planet X,if Speff's mass is 75.0 kg? (G = 6.67 × 10^-11 N ∙ m²/kg²)

• A)2.99 × 10²⁴ kg
• B)2.99 × 10¹⁸ kg
• C)2.99 × 10¹⁷ kg
• D)1.59 × 10¹⁸ kg

---

Definitions:

Skill- and Knowledge-Based Pay Systems

Skill- and Knowledge-Based Pay Systems compensate employees based on their abilities, expertise, and the complexity of the tasks they perform rather than solely on their job title or position.

Increasing Capacity

The process of enhancing the ability of a company or an organization to produce more outputs.

Perform Well

Achieving or exceeding the set standards of job responsibilities through effective and efficient actions.

Future

Concerns or predictions about upcoming events, trends, or conditions, particularly in society, technology, economy, and environment.