An Object Moving Along a Straight Line Is Decelerating

question 61

Multiple Choice

An object moving along a straight line is decelerating. Which one of the following statements concerning the object's acceleration is necessarily true?

• A)The value of the acceleration is positive.
• B)The direction of the acceleration is in the same direction as the displacement.
• C)An object that is decelerating has a negative acceleration.
• D)The direction of the acceleration is in the direction opposite to that of the velocity.
• E)The acceleration changes as the object moves along the line.

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Definitions:

Apples

A popular fruit known for its sweet taste, crisp texture, and variety of types, often used as a symbol in discussions comparing different goods or models in economics.

Utility Function

A numerical model illustrating how a person's choice of goods affects their happiness or utility.

Income

Income is the money that an individual or business receives in exchange for providing labor, producing goods, or investing capital.

Price

Price is the amount of money expected, required, or given in payment for something, often determined by the forces of supply and demand in the market.