CHAPTER 2 

NAME:_____________________				Calculating Speed.

Equation  S = D ÷ T       Speed = Distance ÷ Time

Directions:  Using the three step process calculate the unknown for each of the following.

1.	Determine the speed of a car that travels a distance of 15 meters in 30 seconds. 
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

2.	Determine the speed of a cow that travels a distance of 15 meters in 180 seconds.
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

3.	Compare numbers one and two tell why the numbers are different.

4.	Determine the speed of a jet that travels 180 m  in .30 s. 
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

5.	Goldie Goldfish, a speed swimmer, loves to race around the park’s pond, which is 0.5 miles around. If she can swim 1 lap around the track in 250 seconds, what is her average speed?

6.	It takes Stu, a slimy slug, 20 minutes to travel from his favorite bush to the local trash can (a trip of 30 meters), What is his speed?

7.	Determine the distance a car can travel if its speed is 18 m/s and it travels for 15 seconds.
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

8.	Determine the distance a car can travel if its speed is 25 m/s and it travels for .45 seconds. 
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

9.	Determine the distance a car can travel if its speed is 65 m/s and it travels for 2 minutes.
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

10.	Toon train is traveling at the speed of 10 m/s at the top of a hill. In five seconds the train is at the bottom of the hill. How far did the train go before stopping?

11.	A jet can travel 760 miles/ hour. If the jet travels for 2 hours how far can it go?

12.	Determine the time it takes for a car to travel 50 m if its speed is 29 m/s.
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

13.	Determine the time it takes for a car to travel 184 m if it speed is 30 m/s. 
Data	Value	Equation	Answer	
Speed				
Distance				
Time				

14.	Determine how long it will take Jonny to travels 75 miles if the Jonny is in a Corvette that is going 195 miles per hour.

15.	What is the equation for speed, and what are its SI units?