Calculating Average Speed from Situations and Graphs

Front

What is average speed?

Back

Average speed is the total distance traveled divided by the total time taken.

Front

How do you calculate average speed?

Back

Average speed = Total Distance / Total Time.

Front

If a car travels 300 km in 3 hours, what is its average speed?

Back

100 km/h.

Front

What is the unit of speed in the metric system?

Back

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

Front

A runner completes a 10 km race in 50 minutes. What is their average speed in km/h?

Back

12 km/h.

Front

What does a distance-time graph represent?

Back

It shows how distance changes over time.

Front

If a graph shows a straight line, what does that indicate about speed?

Back

The speed is constant.

Front

What does a steeper slope on a distance-time graph indicate?

Back

A higher speed.

Front

If a cyclist travels 15 km in 30 minutes, what is their average speed in m/s?

Back

1 m/s.

Front

What is the farthest distance traveled on the graph if the maximum point is 225 km?

Back

225 km.