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Worksheetsspeed
Total questions: 16
Worksheet time: 29mins
the unit of acceleration is
(m/s2)
jouls
m
s
A positive acceleration means that your object is
at rest
speeding up
moving
slowing down
A bus starts from rest and accelerates to 14 m/s in 4 s. What is the average acceleration of the bus?
3.5 m/s2
5.9 m/s2
10.5 m/s2
24 m/s2
What is the acceleration during the first 5 seconds?
2 m/s2
4 m/s2
5 m/s2
10 m/s2
The speed of moving object relative to an observer in another moving object is called ................. speed.
uniform
irregular
average
relative
An observer in a moving car with 80 km/h was observing a moving car with 90 km/h in the same direction, so the observed speed of the second car is ................. km/h.
10
80
90
170
When a body moves at a regular speed, its average speed equals the regular speed.
True
False
If the value of the speed (V) =
t1+ t2 + t3d1 + d2 + d3 ,this means that this speed is ...............speed.relative
average
regular
irregular
The total distance covered divided by the total time
irregular speed
average speed
relative speed
motion
a car moved at a speed of 70 m/s, for 30 s. What is the distance moved?
a train moves with 80 m/s meet a car move in the same direction with 25 m/s find the relative speed observed by the car driver ................. m/s
55
105
80
a sprinter runs at a speed of 4m/s find the distance covered in 20 s
8 m
80 m
800 m
find the relative speed if two cars moves in opposite direction .
the first car 120 km/hr and the observer car speed is 60 km/hr
..................... km/hr
60
120
180
