A Ball Rolls Up a Slope

question 28

Multiple Choice

A ball rolls up a slope. At the end of three seconds its velocity is 20 cm/s; at the end of eight seconds its velocity is 0. What is the average acceleration from the third to the eighth second?

• A) 2.5 cm/s²
• B) 4.0 cm/s²
• C) 5.0 cm/s²
• D) 6.0 cm/s²
• E) 6.67 cm/s²

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Definitions:

Unit Product Cost

The sum of all expenses, such as materials, labor, and overhead, divided by the total units manufactured.

Product N0

The identification or reference number assigned to a specific product or item.

Overhead Cost

The ongoing expenses of operating a business that are not directly attributed to producing goods or services, such as rent, utilities, and administration expenses.

Overhead

Refers to ongoing business expenses not directly attributed to creating a product or service, such as rent, utilities, and administrative costs.