Font size
WorksheetsDescribing Motion
Total questions: 21
Worksheet time: 14mins
Which of the following is NOT a unit of speed?
hkm
sm
s2m
minm
Acceleration is defined as...
change of distance per unit time
the change in velocity over time
the distance traveled per unit time
the speed of the object
In the distance - time graph, which of the following describes a constant speed?
In the distance - time graph, which of the following describes an object that is speeding up (accelerating)?
In the distance - time graph, which of the following describes an object that is slowing down (decelerating)?
In the distance - time graph, which of the following describes the object that is NOT in motion?
In this graph, which object moves the fastest?
A
B
C
none of the above
In this graph, which of the object is moving the slowest?
A
B
C
none of the above
In this graph, which of the object is accelerating?
A
B
C
none of the above
The gradient(slope) of A is...
0
40m/min
60m/min
80m/min
The gradient(slope) of B is...
0
40m/min
60m/min
80m/min
The gradient(slope) of C is...
0
40m/min
60m/min
80m/min
The gradient(slope) of D is...
0
40m/min
60m/min
80m/min
A horse is starting to get tired during the race so it decelerates drastically. Its velocity by the time of observation is 15 m/s. After a minute, the horse’s velocity drops to 7m/s. Calculate the horse’s deceleration.
(NOTE: two decimal places only for your answer)
(a)
At what time is the object moving with steady acceleration?
0-1.0s
1.0s-2.0s
2.0s-3.0s
3.0s-4.0s
none of the choices
At what time is the object is at rest?
0-1.0s
1.0s-2.0s
2.0s-3.0s
3.0s-4.0s
none of the choices
The area under the speed-time graph is the ...
time taken
total distance traveled
speed of motion
acceleration
The value of the area (D-E) under this speed-time graph is ...
100m
200m
500m
700m
What is the motion of the object for the first 5 seconds?
stopped
constant speed
constant acceleration
constant deceleration
What is the motion of the object from 7.0s-11.0s?
stopped
constant speed
constant acceleration
constant deceleration
Calculate the distance traveled (in km) by the object in 4.0s.
(a)
