Two Objects Interact with Each Other and with No Other

question 9

Multiple Choice

Two objects interact with each other and with no other objects.Initially object A has a speed of 5 m/s and object B has a speed of 10 m/s.In the course of their motion they return to their initial positions.Then A has a speed of 4 m/s and B has a speed of 7 m/s.We can conclude:

• A)the potential energy changed from the beginning to the end of the trip
• B)mechanical energy was increased by nonconservative forces
• C)mechanical energy was decreased by nonconservative forces
• D)mechanical energy was increased by conservative forces
• E)mechanical energy was decreased by conservative forces

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Definitions:

Foreign Currency

Currency used in a country other than the one in which a company operates, affecting financial transactions and statements when converted.

Economic Indicator

A statistic about the economy that provides insight into current or future economic performance and perspective on economic cycles.

Functional Currency

The currency of the primary economic environment in which the company operates.

Intercompany Transactions

Financial activities and transactions occurring between entities within the same corporate group, often requiring elimination during consolidation for accurate financial reporting.