The Diagram Represents the Straight Line Motion of a Car

question 86

Multiple Choice

The diagram represents the straight line motion of a car.Which of the following statements is true?

• A)The car's speed increases, then it stops, and reverses
• B)The car accelerates at 6 m/s² for the first 2 s
• C)The car is moving for a total time of 12 s
• D)The car accelerates at -12 m/s² for the last 4 s
• E)The car returns to its starting point when t = 9 s

---

Definitions:

Reliable Factual Information

Information that is dependable and based on facts, thereby considered accurate and trustworthy.

Uncertainty

A state of having limited knowledge where it is impossible to exactly describe the existing state, a future outcome, or more than one possible outcome.

Risk

The exposure to the chance of loss or damage, or the uncertainty regarding the outcome of an action or decision.

Certainty

The firm conviction that something is reliably true, without any doubt, often used in decision-making processes.