Speed, Velocity and Acceleration Retake practice

Front

Speed = _______________

Back

Distance / time

Front

What is speed?

Back

How much distance is covered over a period of time.

Front

Dave runs a 400 m race with a speed of 4 m/s. What time will it take him to finish the race?

Back

100 seconds

Front

How long does it take to go from Dallas to Chicago, if it is 1,000 miles and you drive 80 mph?

Back

12.5 hours

Front

What is this? "This airplane is traveling at 500 mph, West"

Back

Velocity

Front

What is the formula for calculating velocity?

Back

Velocity = Displacement / Time

Front

What is acceleration?

Back

The rate of change of velocity over time.

Front

If a car increases its speed from 20 m/s to 60 m/s in 5 seconds, what is its acceleration?

Back

8 m/s²

Front

What is the difference between speed and velocity?

Back

Speed is scalar (magnitude only), while velocity is vector (magnitude and direction).

Front

What unit is commonly used to measure speed?

Back

Meters per second (m/s) or kilometers per hour (km/h).