At the Instant a 2

question 8

Multiple Choice

At the instant a 2.0-kg particle has a velocity of 4.0 m/s in the positive x direction, a 3.0-kg particle has a velocity of 5.0 m/s in the positive y direction. What is the speed of the center of mass of the two-particle system?

• A) 3.8 m/s
• B) 3.4 m/s
• C) 5.0 m/s
• D) 4.4 m/s
• E) 4.6 m/s

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Definitions:

Buffalo

a large bovine animal, or a city in New York State, depending on the context.

Modern Phenomenon

A trend, behaviour, or situation that is characteristic of contemporary society or recent times.

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People originating from or living in the Central American region, which includes countries like Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, Belize, and Panama.

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