Exploring Speed, Velocity, and Acceleration

What is the formula for calculating speed?

• Distance divided by time

• Speed multiplied by distance

• Distance multiplied by time

• Time divided by distance

Tags

NGSS.MS-PS3-1

In which units is speed commonly measured in a car?

• Inches per minute

• Feet per second

• Miles per hour

• Meters per second

Tags

NGSS.MS-PS3-1

What type of quantity is velocity?

• Vector

• Scalar

• Non-dimensional

• Dimensional

Which of the following best describes velocity?

• It has only magnitude

• It has both magnitude and direction

• It has neither magnitude nor direction

• It has only direction

What does acceleration represent?

• Change in speed

• Change in distance

• Change in velocity

• Change in time

Which action does NOT result in acceleration?

• Maintaining a constant speed

• Turning the steering wheel

• Hitting the brake pedal

• Pressing the gas pedal

What does a straight line on a distance vs. time graph indicate?

• Constant speed

• Increasing speed

• Decreasing speed

• Variable speed

Tags

NGSS.MS-PS3-1

How is a positive change in speed represented on a distance vs. time graph?

• A straight line

• A curve upwards

• A curve downwards

• A horizontal line

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

• Increasing velocity

• Decreasing velocity

• Constant velocity

• Zero velocity

What does the point at zero on a velocity vs. time graph represent?

• Constant velocity

• Zero velocity

• Minimum velocity

• Maximum velocity