# Average Speed practice problems ```Name ________________________________________________
Date _______
Physics CP
Period ____________
Average Speed Practice
Average Speed = Total Distance/Time interval
EXAMPLE: You bicycle for 3 hours and traveled 18 km.
speed?
Information (what do you Set-up (what is the
know)
equation, and where do
information?
Distance = 18 km
Time = 3 h
Speed = Distance/Time
Average speed = ?
Speed = 18 km/3 h
Solution (you must
include t).
Speed = 6 km/h OR
1.67 m/s
On a family vacation, you traveled 1200 km. Your total travel time was 30
hours. What was your average speed?
Information (what do you Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
1.
A rocket travels 4500 meters in 150 seconds. What is its average speed?
Information (what do you Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
2.
If a bullet travels 2500 m at 50 m/s, how long will it take to reach its
target?
Information (what do you Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
3.
A spaceship to the moon covered the 216,000 km in 72 hours. What was
the spaceship’s average speed?
Information (what do you
Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
4.
5.
How long does it take a train moving 70 km/h to travel 350 km?
Information (what do you
know)
Set-up (what is the
equation, and where do
information?
Solution (you must
include units).
Electrons travel through 1200 meters of cable in 3 s. What is their
average speed?
Information (what do you Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
6.
A skier completes an 800 meter downhill course at an average speed of
20 m/s. What is her time?
Information (what do you Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
7.
The Queen Elizabeth II takes 5days (convert this to hours) to make a
transatlantic crossing if 3840 miles. What is the ship’s average speed
during this 5-day period?
Information (what do you Set-up (what is the
Solution (you must
know)
equation, and where do
include units).
information?
8.
9.
It is 60 miles around a lake. If you leave at 9 am and average 12 mph, at
what time will be halfway around the lake?
Information (what do you
know)
Set-up (what is the
equation, and where do