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Worksheets2.1 kinematics review
Total questions: 20
Worksheet time: 33mins
A cyclist travelling at a speed of 4.2 m s-1 accelerates at 1.1 m s-2. In a time of 7.4 s, the distance travelled is
30 m
35 m
61 m
91 m
A freely falling object on Earth has a speed of 5.0 m s-1. After falling a further 20 m, its speed it
15 m s-1
20 m s-1
25 m s-1
45 m s-1
A bus is travelling at a speed of 9.0 m s-1. It then accelerates at a rate of 0.75 m s-2 for a time of 8.0 s. What therefore is its final speed?
6.0 m s-1
15 m s-1
17 m s-1
21 m s-1
The acceleration of free fall on a certain planet is 8.0 m s-2. An object gets dropped from a height and hits the ground after 1.5 s. From what height must the object have been dropped?
6.0 m
9.0 m
11 m
12 m
A ball is dropped from rest from a building 35.0 m high. If air resistance is neglected, then the ball will hit the ground with a speed of
8.4 m s-1
13.1 m s-1
18.5 m s-1
26.2 m s-1
A student is asked to solve the following problem:
An object is thrown upwards with a speed of 25 m s-1. How high will it be when the speed is 12 m s-1 ?
Which equation will allow the problem to be solved in a SINGLE calculation?
s=ut+21at2
s=2(u+v)t
v=u+at
v2=u2+2as
At what point is vy= 0 m/s?
A
B
C
D
None of these points
At what point is vx= 0 m/s?
A
B
C
D
None of these points
Which vector pair (arrow pair) correctly represents the acceleration and velocity at point P?
Who do you agree with?
Anita: “A projectile’s vx changes because of gravity, and its vy remains constant.”
Barry: “Both vx and vy are constant.”
Chris: “A projectile has no acceleration in the vertical dimension but it does accelerate horizontally.”
Dave: “A projectile has vertical acceleration and a constant horizontal velocity”
This graph represents slowing down in the positive direction then speeding up in the positive direction.
What is the velocity at 12.5 seconds?
0 ms-1
2 ms-1
10 ms-1
20 ms-1
What is the acceleration during interval A?
0 ms-2
2 ms-2
10 ms-2
20 ms-2
What is the displacement from 15-30 seconds?
150 m
-150 m
what is the area under an acceleration time graph
constance acceleration
displacement
change in velocity
velocity
