The Figure Shows the Position of an Object (Moving Along

question 9

Multiple Choice

The figure shows the position of an object (moving along a straight line) as a function of time. Assume two significant figures in each number. Which of the following statements about this object is true over the interval shown?

• A) The object is accelerating to the left.
• B) The object is accelerating to the right.
• C) The acceleration of the object is in the same direction as its velocity.
• D) The average speed of the object is 1.0 m/s.

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Definitions:

Private Goods Consumption

The act of consuming goods that are excludable and rivalrous in nature, meaning they can only be owned or consumed by one party and consumption by one person prevents consumption by another.

Pareto Optimal

A state of allocation of resources from which it is impossible to make any one individual better off without making at least one individual worse off.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning they are available to all members of a society, such as public parks and national defense.

Private Consumption

The total amount of goods and services consumed by individuals in a household.