11/20 Speed Graphs

Front

What is the unit of speed?

Back

m/s

Front

What is the velocity of a car that traveled a total of 75 km North in 3.5 hrs?

Back

21.4 km/hr North

Front

What is the unit of time?

Back

sec

Front

Which line is showing a constant speed?

Back

B and C

Front

What is the velocity of a boat that traveled a total of 60 km West in 2 hrs?

Back

30 km/hr West

Front

Define speed.

Back

Speed is the distance traveled per unit of time.

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 car travels 120 km in 2 hours, what is its speed?

Back

60 km/hr

Front

What does a horizontal line on a speed graph represent?

Back

A horizontal line represents constant speed.