Speed Practice

Front

What is speed?

Back

Speed is how much distance is covered over a period of time.

Front

Calculate the speed: You arrive in my class 45 seconds after leaving math which is 90 meters away. How fast did you travel?

Back

2 m/s

Front

Calculate the speed: What is the speed of a rocket that travels 9000 meters in 12.12 seconds?

Back

742.5 m/s

Front

Calculate the speed: How fast does a sloth crawl if he moves 10 meters in 4 minutes?

Back

2.5 m/min

Front

Calculate the speed: A dog goes on a walk for 50 minutes. By the time he is done he had traveled 2 km. What was the dog's speed on the walk?

Back

0.04 km/min

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time

Front

What units are commonly used to measure speed?

Back

Meters per second (m/s), kilometers per hour (km/h), miles per hour (mph).

Front

If a car travels 100 kilometers in 2 hours, what is its speed?

Back

50 km/h

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

How do you convert speed from m/s to km/h?

Back

Multiply by 3.6.