Unit 3 Test Corrections- Motion

Front

Velocity is speed with _______.

Back

direction

Front

What is the unit of measure for DISTANCE in 68 yd/min?

Back

yard

Front

An airplane leaving a runway at 285 km/hr is an example of what?

Back

Speed

Front

A dog ran for 12 minutes and covered a distance of 3 kilometers. What is the dog's average speed?

Back

.25 km/min

Front

A car travels a distance of 100 miles in 2 hours. What is the SPEED?

Back

50 mph

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time

Front

What is the difference between speed and velocity?

Back

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

Front

If a runner completes a 400-meter lap in 50 seconds, what is their speed?

Back

8 m/s

Front

What does acceleration measure?

Back

The rate of change of velocity over time.

Front

What is the unit of measure for speed?

Back

meters per second (m/s) or miles per hour (mph).