Calculating Speed

Front

What is speed?

Back

Speed is the distance traveled per unit of time, measured in meters per second (m/s).

Front

What two measurements are necessary for calculating speed?

Back

Distance and time.

Front

How is speed calculated?

Back

Speed = Distance ÷ Time.

Front

What does a flat line on a distance-time graph represent?

Back

Constant speed.

Front

What does a steep line on a distance-time graph indicate?

Back

A higher speed.

Front

What is the average speed of an object?

Back

The total distance traveled divided by the total time taken.

Front

If a runner covers 100 meters in 10 seconds, what is her average speed?

Back

10 m/s.

Front

What is the unit of speed in the metric system?

Back

Meters per second (m/s).

Front

What does acceleration mean in relation to speed?

Back

Acceleration is the rate of change of speed over time.

Front

If a car travels 150 kilometers in 3 hours, what is its speed?

Back

50 km/h.