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Calculating Speed

Total questions: 12

Worksheet time: 11mins

Name
Class
Date
1.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
2.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
3.
Total distance divided by total time is
a)
average speed
b)
constant speed
c)
instantaneous speed
d)
acceleration
4.

A girl on a bike rides down a hill 500 meters long in 50 seconds. What is her speed?

a)

100 m/s

b)

10 m/s

c)

1,000 m/s

d)

10 mph

5.
What is the difference between instantaneous speed and average speed?
a)
Average speed happens in a particular instant, Instantaneous speed is the speed of an object over a longer period of time.
b)
Instantaneous speed is never right, average speed is always right
c)
Instantaneous speed happens in a particular instant, Average speed is the speed of an object over a longer period of time.
d)
Do not pick this answer
6.
All of the following are units of speed except:
a)
Seconds
b)
m/s
c)
Km/s
d)
m/min
7.

You are practicing for an upcoming 100-meter dash and documenting average speed to see your growth. Trial one you ran at 14 seconds, trial two was at 13.8 seconds, and trial three was at 13.2 seconds. What is the combined average speed of all three trials? (round answer to hundredth place – to the second decimal)

a)

7.58 meters/second

b)

7.14 meters/second

c)

7.32 meters/second

d)

7.25 meters/second

8.

A bus travels 20 km in 30 minutes. What is the average speed of the bus?

a)

20 km/h

b)

30 km/h

c)

40 km/h

d)

50 km/h

9.

A car drives with a constant speed of 80 miles per hour. How far can it travel in 180 minutes?

a)

0.44 miles

b)

240 miles

c)

100 miles

d)

80 miles

10.

What is the formula for calculating TIME?

a)

distance/time

b)

distance/speed

c)

speed x time

d)

speed/time

11.

What is the formula for calculating DISTANCE?

a)

distance/time

b)

distance/speed

c)

speed x time

d)

speed/time

12.

Runner A ran 12 miles in 4 hours and Runner B ran 9 miles in 3 hours. Which runner had the greatest average speed?

a)

Runner A

b)

Runner B

c)

Both runners had the same average speed.