Basic Kinematics Variables: Suppose That a Car Traveling to the West

question 7

Multiple Choice

Basic kinematics variables: Suppose that a car traveling to the west (the -x direction) begins to slow down as it approaches a traffic light. Which statement concerning its acceleration in the x direction is correct?

• A) Both its acceleration and its velocity are positive.
• B) Both its acceleration and its velocity are negative.
• C) Its acceleration is positive but its velocity is negative.
• D) Its acceleration is negative but its velocity is positive.

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Definitions:

For Loop

A control flow statement for specifying iteration, allowing code to be executed repeatedly based on a given boolean condition.

Scanner Object

In Java, an object used to read the input from various sources, including user input from the console.

Int Variables

Variables in programming that are used to store integer values.

Standard Input Device

Typically refers to the primary device used for input to a computer system, such as a keyboard.