Average Speed & Velocity Review

Front

What two measurements are necessary for calculating speed?

Back

Distance and time.

Front

A runner sprints 50 meters in 5 seconds, then turns around and walks back 50 meters in 15 seconds. What is their average velocity?

Back

0 m/s.

Front

Velocity is a measurement of both the magnitude and ________ of an object.

Back

Direction.

Front

True or false: speed can be a positive or negative value.

Back

False.

Front

A whale can swim 800 miles in 160 hours. If the whale is swimming from Canada to Florida, what is the whale's velocity?

Back

5 miles per hour South.

Front

Define speed.

Back

Speed is the distance traveled per unit of time.

Front

What is the formula for calculating average speed?

Back

Average speed = Total distance / Total 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 car travels 120 kilometers in 2 hours, what is its average speed?

Back

60 kilometers per hour.

Front

What does a negative velocity indicate?

Back

A negative velocity indicates that the object is moving in the opposite direction.