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Questions and Answers

What does a horizontal line on a position vs. time graph indicate?

The object is changing direction

The object is stationary (correct)

The object is moving backward

The object is accelerating

When does the slope of a position vs. time graph become negative?

When the object is stationary

When the object changes direction (correct)

When the object starts moving forward

When the object is accelerating

How is velocity calculated from a position vs. time graph?

By dividing distance by time

By taking the slope of the line (correct)

By adding all position values

By subtracting initial position from final position

What does a positive slope on a position vs. time graph indicate?

The object is moving forward Signup and view all the answers

When does an object change direction in a position vs. time graph?

When the line changes direction Signup and view all the answers

What does a negative velocity value indicate in a position vs. time graph?

The object is moving backward Signup and view all the answers

How is the slope calculated in a position vs. time graph?

By taking the change in distance divided by change in time Signup and view all the answers

Which value is used to calculate velocity from a position vs. time graph?

$x$ and $y$ values at different times Signup and view all the answers

What happens to velocity when an object changes direction on a position vs. time graph?

Velocity changes sign Signup and view all the answers

What type of line represents an object that is not moving on a position vs. time graph?

Horizontal line Signup and view all the answers