7.7a Speed Review

Front

What is speed?

Back

Speed is the distance traveled per unit of time, typically measured in miles per hour (mph) or kilometers per hour (km/hr).

Front

How do you calculate speed?

Back

Speed = Distance ÷ Time.

Front

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

Back

50 mph.

Front

What two measurements do you need to calculate speed?

Back

Time and distance.

Front

What is average speed?

Back

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

Front

If a runner completes a 10 km race in 50 minutes, what is their average speed?

Back

12 km/hr.

Front

What is the unit of speed in the metric system?

Back

Meters per second (m/s).

Front

If a cyclist travels 30 km in 2 hours, what is their speed?

Back

15 km/hr.

Front

What is the average speed of a snail that travels 20 cm in 4 minutes?

Back

5 cm/m.

Front

If a train travels 240 miles in 4 hours, what is its speed?

Back

60 mph.