Speed and Velocity Answers

How is velocity different from speed?

An Olympic runner completes the 200-meter sprint in 23 seconds. What is the runner’s average speed? (Round your answer to the nearest tenth of a meter per second.)

Shelley gives her little sister a 5-meter head start in a bike race. The race ends 15 meters east from where Shelley started. If her little sister completes the race in 5 seconds, what is her sister’s average velocity? (Round your answer to the nearest whole number.)

Mikael runs with a speed of 3 m/s for 45 seconds. How far does Mikael run?

Which represent correct variations of the formula for speed? Check all that apply.t = s = t = s = dtd = std =