A 30-Kg Object Moves to the Right at 4

question 28

Multiple Choice

A 3.0-kg object moves to the right at 4.0 m/s. It collides head-on with a 6.0-kg object moving to the left at 2.0 m/s. Which statement is correct?

• A) The total momentum both before and after the collision is 24 kg ∙ m/s.
• B) The total momentum before the collision is 24 kg ∙ m/s, and after the collision is 0 kg ∙ m/s.
• C) The total momentum before the collision is 0 kg ∙ m/s, and after the collision is 24 kg ∙ m/s.
• D) The total momentum both before and after the collision is zero.
• E) None of the above is true.

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Definitions:

Ending Inventory

The total value of all inventory items that a company has in stock at the end of an accounting period.

Beginning Inventory

The value of inventory on hand at the start of an accounting period, consisting of raw materials, work-in-process, and finished goods.

Ending Inventory

The value of goods available for sale at the end of an accounting period, calculated as the sum of beginning inventory plus purchases minus cost of goods sold.

Raw Materials Production Needs

The essentials and quantities of raw materials required to fulfill the production schedule for goods.