A 30-Kg Object Moving 8

question 66

Multiple Choice

A 3.0-kg object moving 8.0 m/s in the positive x direction has a one-dimensional elastic collision with an object (mass = M) initially at rest. After the collision the object of unknown mass has a velocity of 6.0 m/s in the positive x direction. What is M?

• A) 7.5 kg
• B) 5.0 kg
• C) 6.0 kg
• D) 4.2 kg
• E) 8.0 kg

---

Definitions:

Social Psychology

The examination of individual thoughts, emotions, and actions within societal environments through a scientific lens.

Boards and Journals

Refers to editorial or governing bodies overseeing the publication of academic or professional journals, ensuring rigor and quality in disseminated research.

Attribution Theory

A theory focused on how people interpret and understand cause and effect in social contexts, particularly how people attribute causes to actions and events.

Discourse Analysis

A methodological and analytical approach to studying written, spoken, or sign language use, or any significant semiotic event.