A Rock Is Thrown Vertically into the Air

question 44

Multiple Choice

A rock is thrown vertically into the air. At the very top of its trajectory, the net force on it is

• A)less than its weight.
• B)more than its weight.
• C)its weight.

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Definitions:

Estimating Method

Techniques or approaches used to approximate the time, resources, or costs associated with a task or project.

Exceeded

To go beyond an established limit or standard.

More Than One Vendor

Utilizing services or products from multiple suppliers or companies instead of relying on a single source.

Estimate Cost

The process of forecasting the financial expenditure required to complete a project or produce a good.