Free Printable Chapter-8 Motion

1.

Distance cannot be-

a)

Positive

b)

Zero

c)

Negative

d)

None of these

2.

A scooterist covers a distance of 3km in 5 mins. Calculate the speed in metres per second.

a)

1000 m/s

b)

10 m/s

c)

36 m/s

d)

10 m/m

3.

Ajit moves toward east direction and covers a distance of 550m. Then he turns 270 degrees towards his right side. Then turns 90 degrees towards his left side one time and covers a distance of 500m. What is his displacement?

a)

1050m

b)

500m

c)

550m

d)

50m

4.

Ajit moves toward east direction and covers a distance of 550m. Then he turns 270 degrees towards his right side. Then turns 90 degrees towards his left side one time and covers a distance of 500m. What is his displacement? How much distance did he covered in kilometres?

a)

1.05 km

b)

1.5 km

c)

10.5 km

d)

105 km

5.

Ajit moves toward east direction and covers a distance of 550m. Then he turns 270 degrees towards his right side. Then turns 90 degrees towards his left side one time and covers a distance of 500m. What is his displacement? If he takes 2 minutes to cover the whole distance and reach his final position, find the velocity.

a)

0.5 m/s

b)

0.4 m/s

c)

5 m/s

d)

Cannot be determined

6.

Velocity has-

a)

magnitude

b)

direction

c)

both magnitude and direction

d)

neither magnitude nor direction.

7.

A boy runs 87m towards north and the 87m in opposite direction. Total time taken by him 18 minutes. So, __________ will be zero.

a)

Distance

b)

Speed

c)

Displacement

d)

Velocity

8.

The __________ distance measured from the initial to the final position of an object is known as its displacement.

a)

longest

b)

shortest

c)

total

d)

maximum

9.

The magnitude of displacement can be equal to the distance travelled by an object when the object is moving on a-

a)

straight path

b)

curved path

c)

unequal path

d)

All of these

10.

Formula to find average velocity is-

a)

initial velocity + final velocity

b)

final velocity - initial velocity

c)

$\frac{initial\ \ velocity\ -\ final\ \ velocity}{2}$

d)

$\frac{initial\ \ velocity\ +\ final\ \ velocity}{2}$

11.

Average velocity can also be written as-

a)

vav

b)

u+v

c)

v_av

d)

v_au

12.

Distance covered by an object in given intervals of time without changing its direction is known as-

a)

Distance

b)

Displacement

c)

Speed

d)

Velocity

13.

Distance is represented with-

a)

s

b)

d

c)

v

d)

None of these

14.

Velocity of an object can be changed by-

a)

changing the speed of the object

b)

changing the direction of the object

c)

either by changing speed or direction of the object, or both

d)

cannot be changed

15.

The SI unit of speed and velocity is-

a)

km h^-2

b)

km h^-1

c)

m s^-2

d)

m s^-1

16.

A boy took 1.5 hours to bicycle his grandmother’s home a total of 6 km. What was his speed?

a)

540 km/h

b)

60 km/h

c)

9 km/h

d)

4 km/h

17.

An athlete runs exact 2 laps around a 400m track. What is the displacement?

a)

400 m

b)

800 m

c)

0 m

d)

200 m

18.

Which of the following is not a scaler quantity?

a)

Distance

b)

Displacement

c)

Speed

d)

Time

19.

Vector quantities need both magnitude and ______.

a)

direction

b)

time

c)

speed

d)

mass

20.

65 m/s south is an example of-

a)

Speed

b)

Velocity

c)

Distance

d)

Displacement

21.

What is the total distance travelled by a car that is travelling at 20 m/s for 3 minutes?

a)

60 m

b)

120 m

c)

360 m

d)

3600 m

22.

A runner runs in a 100 m track. It takes her 10 seconds to finish. What is her speed?

a)

10 m/s

b)

1 m/s

c)

100 m/s

d)

1000 m/s

Chapter-8 Motion

Total questions: 22

Worksheet time: 11mins

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