speed and velocity

Which of the following best describes scalar quantities?

• Have both magnitude and direction

• Have only direction

• Only have magnitude

• Have neither magnitude nor direction

What is an example of a scalar quantity?

• A person cycling 6 meters per second east

• A train traveling backwards at 55 meters per second

• A plane flying at 250 meters per second

• A person running at four meters per second

How is velocity different from speed?

• Velocity has both magnitude and direction, while speed has neither magnitude nor direction

• Velocity has neither magnitude nor direction, while speed has both magnitude and direction

• Velocity has both magnitude and direction, while speed has magnitude only

• Velocity has magnitude only, while speed has both magnitude and direction

What is the formula to calculate speed?

• Time / Displacement

• Displacement / Time

• Distance / Time

• Time / Distance

What is the formula to calculate velocity?

• Displacement / Time

• Time / Distance

• Distance / Time

• Time / Displacement

What does the letter 's' represent in the velocity equation?

• Displacement

• Speed

• Distance

• Time

What is the value of the average velocity?

• Total distance / Total time

• Total displacement / Total time

• Total time / Total distance

• Total time / Total displacement

What is the speed of sound waves in air?

• 6 meters per second

• 55 meters per second

• 330 meters per second

• 250 meters per second

What is the difference between distance and displacement?

• Distance is a scalar quantity, while displacement is a vector quantity

• Distance is a vector quantity, while displacement is a scalar quantity

• Distance has both magnitude and direction, while displacement has only magnitude

• Distance has only magnitude, while displacement has both magnitude and direction

Which of the following best describes vector quantities?

• Have both magnitude and direction

• Have only direction

• Only have magnitude

• Have neither magnitude nor direction