Free Printable Topic 2: Kinematics of linear motion (2022)

1.

The formula of an acceleration is

a)

Rate of change of speed

b)

Rate of change of distance

c)

Rate of change of displacement

d)

Rate of change of velocity

2.

"the rate of change of displacement" is the definition for..?

a)

velocity

b)

acceleration

c)

speed

d)

distance

3.

Deceleration is defined as________________.

a)

increase of speed or velocity

b)

decrease of speed or velocity

c)

time taken for a journey

d)

total length measured

4.

What is meant by linear motion?

a)

motion of an object

b)

motion is a straight line

c)

motion going forward

d)

motion without acceleration

5.

An object moves with 0 ms^-1 is also said as at .......

a)

uniform motion

b)

uniform velocity

c)

stationary

d)

speeds up

6.

How is displacement different from distance?

a)

always positive

b)

can be positive, negative or zero

c)

always in unit ms^-1

d)

always negative

7.

The following graph represents the position as a function of time for a moving object. Which of the following is true?

a)

The object increases its velocity

b)

The object decreases its velocity

c)

The object’s velocity stays unchanged

d)

The object stays at rest

8.

From the displacement-time graph, what is its respective velocity-time graph?

a)

b)

c)

d)

9.

Instantaneous rate of change of displacement is a definition of

a)

Instantaneous velocity

b)

Instantaneous acceleration

c)

Instantaneous displacement

d)

velocity

10.

How can we find distance traveled?

a)

calculate area under v-t graph

b)

calculate area under a-t graph

c)

calculate area under s-t graph

d)

calculate the gradient of v-t graph

11.

What happened during E to F point?

a)

not moving

b)

increasing speed at a constant rate

c)

constant speed

d)

acceleration

12.

Describe this graph

a)

constant acceleration

b)

constant deceleration

c)

object move to the left

d)

constant velocity

13.

How is velocity different than speed?

a)

speed opposes velocity

b)

velocity is speed with a direction

c)

speed only has direction

14.

The graph represents the relationship between velocity and time for an object moving in a straight line. Which of the following statements is true?

a)

The object moves with a constant velocity

b)

The object is at rest

c)

The object slows up

d)

The object speeds up

15.

If you throw a baseball straight up, what is its velocity at the highest point?

a)

9.8 m/s²

b)

9.8 m/s

c)

0 m/s²

d)

0 m/s

16.

What is the horizontal acceleration of a projectile?

a)

0 m/s²

b)

9.8 m/s²

c)

0 m/s

d)

9.8 m/s

17.

What is the vertical acceleration of a projectile?

a)

0 m/s²

b)

9.8 m/s²

c)

0 m/s

d)

9.8 m/s

18.

What is the shape of the path of any projectile?

a)

Hyperbola

b)

Hypotenuse

c)

Parabola

d)

Diagonal

19.

At its peak, a projectile has a velocity of?

a)

$0\ ms^{-1}$

b)

$9.81\ ms^{-1}$

c)

$-9.81\ ms^{-1}$

d)

$45\degree$

20.

In a projectile motion we always have...

a)

1 component (x)

b)

3 components (x,y, and z)

c)

2 components (x and y)

d)

0 components

21.

A ball is thrown and follows the parabolic path shown above. Air friction is negligible. Point Q is the highest point on the path. Points P and R are the same height above the ground. Which of the following diagrams best shows the direction of the acceleration of the ball at point P?

a)

b)

c)

d)

e)

22.

The SI unit for acceleration is

a)

mph

b)

ft/sec²

c)

m/s²

d)

km/h

23.

2. What is the magnitude and direction of a_g (acceleration due to gravity)?

a)

9.8m/s² upward

b)

9.8m/s² downward

c)

9.8m/s upward

d)

9.8m/s downward

24.

which feature of a graph allows acceleration to be determined

a)

the area under a displacement-time graph

b)

the area under a velocity-time graph

c)

the slope of a displacement-time graph

d)

the slope of a velocity time graph

25.

A particle is moving in a straight line with uniform acceleration.

which graph represents the motion of the particle?

a)

A

b)

B

c)

C

d)

D

26.

An object start from rest and then the velocity become 10 ms^-1. The word rest, refer to......

a)

u = 10 ms^-1

b)

u = 0 ms^-1

c)

a = 10 ms^-1

d)

s = 10 m

27.

A truck moving with an initial speed of 20 m s^-1 decelerates at a constant rate of 3 m s^-2. Calculate the distance travelled by the bus before it stops. The word stops refer to..............

a)

u = 0 ms^-1

b)

u = 3 ms^-1

c)

v = 0 ms^-1

d)

a = 20 ms^-1

28.

Which equation is not related to uniform accelerated motion

a)

v = u + at

b)

v²= u² + 2as

c)

s = ut + 1/2at²

d)

v = rs

29.

Which of the following statements is TRUE about an object in uniformly accelerated motion?

I. Velocity is constant.

II. Acceleration is not zero.

III. Acceleration changes slowly.

IV. Velocity changes at a constant rate.

a)

A. I and II

b)

B. I and III

c)

C. III and IV

d)

D. II and IV

30.

Kinematic equation can only be used when you have a constant ....

a)

Position

b)

Velocity

c)

Acceleration

d)

Time

31.

Which graph(s) represents a constant velocity?

a)

b

b)

b and c

c)

b

d)

a and b

32.

What is the displacement of the graph?

a)

$s=ut\ +\ \frac{1}{2}at^2$

b)

$s=\ \frac{1}{2}\left(u+v\right)\left(t\right)$

c)

$s=2\left(u+v\right)\left(t\right)$

d)

$s=\frac{1}{2}\left(u+t\right)\left(v\right)$

33.

a car is moving with constant velocity. which quantity is zero?

a)

Displacement

b)

Time

c)

Acceleration

d)

initial velocity

34.

Consider the following five graphs (note the axes carefully). Which of these represents motion at constant speed? (can pick more than 1 answer)

a)

b)

c)

d)

e)

35.

The diagram shows a velocity-time graph for a car moving in a straight line. At point P the car must be:

a)

Moving with zero acceleration

b)

Climbing the hill

c)

Accelerating

d)

Stationary

36.

A stone is thrown horizontally and follows the path XYZ shown. The direction of the acceleration of the stone at point Y is:

a)

Downwards

b)

Upwards

c)

Left

d)

Right

37.

Which graph represents zero acceleration (constant velocity)?

a)

A

b)

B

c)

C

d)

D

38.

A soccer ball is kicked with a velocity of 25 m/s at an angle of 45 above the horizontal. What is the vertical component of its acceleration as it travels along its trajectory?

a)

$9.80\ ms^{-2}\ downward$

b)

$(9.80ms^{-2})\ \times\sin(45\degree)\ downward$

c)

$(9.80ms^{-2})\ \times\sin(45\degree)\ upwards$

d)

$(9.80ms^{-2})\ \ upwards$

39.

Which of the following five acceleration versus time graphs is correct for an object moving in a straight line at a constant velocity of 20 m/s?

a)

b)

c)

d)

40.

Of the following situations, which one is impossible?

a)

A body having velocity east and acceleration east

b)

A body having velocity east and acceleration west

c)

A body having constant acceleration and changing velocity

d)

A body having constant velocity and changing acceleration

Topic 2: Kinematics of linear motion (2022)

Total questions: 40

Worksheet time: 38mins

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