Speed, Velocity & Acceleration Flashcard

Front

Which of the following BEST describes the difference between speed and velocity? Speed includes distance and direction while velocity includes only distance., Speed includes distance and direction while velocity includes only direction., Velocity includes distance and direction while speed includes only direction., Velocity includes distance and direction while speed includes only distance.

Back

Velocity includes distance and direction while speed includes only distance.

Front

Sound travels at a speed of 330 m/s. If John hears a police siren 165 meters away, how long did it take for the sound to travel from the police siren to his ear?

Back

0.5 seconds

Front

A boat leaves the dock and travels west reaching a velocity of 6 m/s after 3 seconds. What is its acceleration?

Back

2 m/s²

Front

Olympic champion Usain Bolt can run the 100-meter dash in only 9.27 seconds. Which of the following BEST describes this runner? His acceleration is 10 m/s., The force he applies as he runs is 10 m/s., His speed is 10 m/s., His velocity is 10 m/s.

Back

His speed is 10 m/s.

Front

What is the car’s acceleration?

Back

5 m/s²

Front

What is most likely taking place from point B to point C?

Back

Lynn and Timmy stopped for lunch.

Front

Using the graph above, calculate the velocity of Lynn and Timmy at point B.

Back

10 km/h through the country

Front

Using the table below, calculate the average acceleration of the object in motion.

Back

4 m/s²

Front

Which of the following statements BEST describes what is taking place in the velocity/time graph shown below? Options: The object is decreasing in speed., The object is increasing in speed., The object’s speed is constant., The object is returning back to its starting position.

Back

The object is decreasing in speed.