A Billiard Ball Is Moving in the X Direction at 40.0

question 32

Multiple Choice

A billiard ball is moving in the x direction at 40.0 cm/s and strikes another billiard ball moving in the y direction at 30.0 cm/s.As a result of the collision,the first ball moves at 50.0 cm/s,and the second ball stops.What is the change in kinetic energy of the system as a result of the collision?

• A) 0
• B) some positive value
• C) some negative value
• D) No answer above is correct.

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Definitions:

FIFO

An inventory valuation method where the first items purchased or produced are the first ones sold, impacting the cost of goods sold and inventory valuation.

LIFO

Last In, First Out, an inventory valuation method where the most recently produced or acquired items are the first to be expensed.

Income Taxes

Taxes on individual or corporate income.

Inventory Costing Method

A system used to evaluate the value of inventory, including methods such as First-In, First-Out (FIFO), Last-In, First-Out (LIFO), and average cost.