The Escape Speed Needed for an Object to Leave the Earth

question 42

Multiple Choice

The escape speed needed for an object to leave the earth permanently

• A) depends on its mass.
• B) is less than the minimum speed it needs to become an earth satellite.
• C) is equal to the minimum speed it needs to become an earth satellite.
• D) is more than the minimum speed it needs to become an earth satellite.

---

Definitions:

Social Factors

Environmental influences that affect an individual's lifestyle, behavior, and health, including family, community, and societal norms.

Economic Factors

Elements that influence the behavior of an economy, including inflation, employment rates, and growth rate.

Life Expectancy

The average period that an individual is expected to live based on demographic factors.

Health Expectancy

An estimate of how many years an individual can expect to live in a state of good health, taking into account current rates of morbidity and mortality.