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Physcis Online Test F4 Chapter 2

Total questions: 40

Worksheet time: 1hrs 4mins

Name
Class
Date
1.
What is the speed of an object at rest?
a)
9.81 m/s
b)
1 m/s
c)
0 m/s
d)
10 m/s
2.
Which of the following situations represents a negative displacement?(Assume positive position is measured vertically upward along ay-axis.)
a)
A cat stands on a tree limb.
b)
 A cat jumps from the ground onto a tree limb.
c)
A cat jumps from a lower tree limb to a higher one.
d)
A cat jumps from a tree limb to the ground.
3.
Which of the following units is the SI unit of velocity?
a)
meter
b)
meter•second
c)
meter per second
d)
second per meter
4.
Acceleration is defined as
a)
a rate of displacement
b)
the rate of change of displacement.
c)
the change in velocity
d)
 the rate of change of velocity.
5.
What is the SI unit of acceleration? 
a)
m/s
b)
m2 /s
c)
m/s2
d)
m•s2
6.
. If you know the acceleration of a car and its initial velocity, you can predict which of the following?
a)
the direction of the car’s final velocity
b)
the magnitude of the car’s final velocity
c)
the displacement of the car
d)
all of the above
7.
The graph above describes the motion of a ball. At what point does the ball have an instantaneous velocity of zero
a)
1 second
b)
2 seconds
c)
3 seconds
d)
4 seconds
8.
Acceleration due to gravity is also called
a)
negative velocity
b)
displacement
c)
free-fall acceleration
d)
instantaneous velocity
9.
When there is no air resistance, objects of different masses dropped from rest
a)
fall with equal accelerations and with equal displacements.
b)
fall with different accelerations and with different displacements.
c)
. fall with equal accelerations and with different displacements.
d)
fall with different accelerations and with equal displacements.
10.
Which would hit the ground first if dropped from the same height in a vacuum—a feather or a metal bolt?
a)
. the feather
b)
the metal bolt
c)
They would hit the ground at the same time
d)
They would be suspended in a vacuum
11.
Objects that are falling toward Earth in free fall move
a)
faster and faster
b)
slower and slower
c)
at a constant velocity
d)
slower then faster. 
12.
Which of the following line segments on a velocity versus time graph is physically impossible?
a)
horizontal line
b)
straight line with positive slope
c)
straight line with negative slope
d)
vertical line
13.
A baseball catcher throws a ball vertically upward and catches it in the same spot as it returns to the mitt. At what point in the ball’s path does it experience zero velocity and nonzero acceleration at the same time?
a)
midway on the way up
b)
at the top of its path
c)
the instant it leaves the catcher’s hand
d)
            the instant before it arrives in the catcher’s mitt
14.

For graph of displacement - time, the value of the gradient equal to

Untuk graf sesaran - masa, nilai kecerunan sama dengan nilai

a)

acceleration

pecutan

b)

velocity

halaju

c)

displacement

sesaran

d)

time

masa

15.

For graph of displacement - time, a flat line means movement of the object is

Untuk graf sesaran - masa, garis mendatar bermaksud gerakan objek tersebut ialah

a)

uniform velocity

halaju seragam

b)

stationary

pegun

c)

uniform acceleration

pecutan seragam

d)

uniform deceleration

nyahpecutan seragam

16.

A particle moves as shown in the graph. Calculate displacement of the particle

suatu zarah bergerak seperti di dalam graf di atas. Hitung sesaran zarah tersebut.

a)

45

b)

12

c)

33

d)

57

17.

A particle moves as shown in the graph. Calculate acceleration of the particle from B to D.

suatu zarah bergerak seperti di dalam graf di atas. Hitung pecutan pergerakan zarah itu dari B ke D.

a)

5 m s−25\ m\ s^{-2}

b)

−5 m s−2-5\ m\ s^{-2}

c)

10 m s−210\ m\ s^{-2}

d)

−10 m s−2-10\ m\ s^{-2}

18.

The graph shows a movement of a object. Calculate distance travelled by the object

Graf menunjukkan gerakan suatu objek. Hitung jumlah jarak yang dilalui objek itu.

a)

350 m

b)

550 m

c)

150 m

d)

200 m

19.

Graph shows movement of an object. What is the displacement of the object?

Graf menunjukkan gerakan suatu objek. Apakah sesaran objek itu.

a)

-350 m

b)

150 m

c)

- 150 m

d)

200 m

20.

Graph shows movement of an object. Calculate velocity of the object at BC.

Graf menunjukkan gerakan suatu objek. Hitung halaju objek itu di BC

a)

−70 m s−1 -70\ m\ s^{-1}\

b)

−10 m s−1-10\ m\ s^{-1}

c)

−50 m s−1-50\ m\ s^{-1}

d)

−30 m s−1-30\ m\ s^{-1}

21.

For graph of velocity - time, the value of the gradient equal to

Untuk graf sesaran - masa, nilai kecerunan sama dengan nilai

a)

acceleration

pecutan

b)

velocity

halaju

c)

displacement

sesaran

d)

time

masa

22.

For graph of velocity - time, a flat line means movement of the object is

Untuk grafhalaju - masa, garis mendatar bermaksud gerakan objek tersebut ialah

a)

uniform velocity

halaju seragam

b)

stationary

pegun

c)

uniform acceleration

pecutan seragam

d)

uniform deceleration

nyahpecutan seragam

23.

Physical Quantities consist of

Kuantiti fizikal terdiri daripada

a)

scalar quantities

kuantiti skalar

b)

base quantities

kuantiti asas

c)

derived quantities

kuantiti terbitan

d)

vector quantities

kuantiti vektor

24.

Physical quantities must be stated in _______ with its _________.

Kuantiti fizikal mestilah dinyatakan dalam _______ bersama dengan _________nya.

a)

magnitude ........ unit

magnitud ........ unit

b)

quantities ........ unit

kuantiti ........ unit

c)

quantities ........ magnitude

kuantiti ........ magnitud

d)

unit ........ magnitude

unit ........ magnitud

25.

Given a formula for Force, . What is SI unit for Force?

Diberi rumus Daya,  F = maF\ =\ ma  . Apakah unit SI bagi daya?

a)

 kg m−1kg\ m^{-1}  

b)

 g s cm−1g\ s\ cm^{-1}  

c)

 g m s−2g\ m\ s^{-2}  

d)

 kg m s−2kg\ m\ s^{-2}  

26.

Which of the followings are characteristics of this graph?

Yang manakah antara berikut merupakan ciri-ciri graf diatas?

a)

formula: y = mx + c

rumus : y = mx +c

b)

y intersect = 0

pintasan y = 0

c)

positive gradient

kecerunan positif

d)

increasing gradient

kecerunan meningkat

e)

formula: y = mx

rumus : y = mx

27.

Which of the followings are characteristics of this graph?

Yang manakah antara berikut merupakan ciri-ciri graf diatas?

a)

formula: y = mx + c

rumus : y = mx +c

b)

formula: y = mx

rumus : y = mx

c)

y intersect = c

pintasan y = c

d)

y intersect = 0

pintasan y = 0

e)

positive gradient

kecerunan positif

28.

Nabil measured the time, t for 20 complete oscillations for different masses of slotted weights.

Nabil mengambil bacaan masa, t 20 pusingan lengkap bagi pemberat yang berbeza jisim.


Why 20, why not take 1 complete oscillation only?

Kenapa 20, bukan 1 pusingan lengkap sahaja?

a)

to spend leisure time

untuk mengisi masa lapang

b)

to reduce uncertainty

untuk mengurangkan ralat

c)

to enlarge reading

untuk membesarkan bacaan

29.

_______ is a push or a pull on an object

_______ adalah tolakan ataupun tarikan atas sesuatu objek

a)

Impulsive force

Daya impuls

b)

Force

Daya

c)

Inertia

Inersia

d)

Weight

Berat

30.

The following are the examples of the effects of force EXCEPT

Berikut adalah contoh bagi kesan daya KECUALI

a)

A force can change the shape of an object.

Daya boleh mengubah bentuk sesuatu objek.

b)

A force can change the original state of motion of an object.

Daya boleh mengubahkan keadaan pergerakan asal bagi sesuatu objek.

c)

A force can do work when exerted onto an object.

Daya boleh membuat kerja apabila dikenakan pada sesuatu objek.

d)

A force can change the velocity of an object moving in a magnitude or direction.

Daya boleh mengubah halaju objek yang bergerak dalam magnitud atau arah.

31.

When two or more forces acting on an objek cancel each other other, the resultant force that is acting on the object is

Apabila dua atau lebih daya yang bertindak pada satu objek memusnahkan antara satu sama lain, daya paduan yang bertindak pada objek itu adalah

a)

Greater

Lebih besar

b)

Lower

Lebih kecil

c)

Unchanged

Tidak berubah

d)

Zero

Sifar

32.

The following are examples of balanced force EXCEPT

Berikut adalah contoh bagi daya-daya yang seimbang KECUALI

a)

A gymnast balancing herself

Seorang ahli gimnastik mengimbangi dirinya

b)

A car moving at a uniform velocity

Kereta yang bergerak dengan halaju yang seragam

c)

An aircraft flying at constant altitude

Sebuah kapal terbang yang terbang pada ketinggian yang malar

d)

An aircraft taking off from the runway

Sebuah kapal terbang berlepas daripada landasan

33.

“The rate of change of momentum during a collision or explosion.” The following is the definition of

“Kadar perubahan momentum dalam pelanggaran atau hentaman dalam masa yang singkat.” Berikut adalah definisi bagi

a)

Resultant force

Daya paduan

b)

Impulsive force

Daya impuls

c)

Force

Daya

d)

Gravity

Graviti

34.

“For every force, there is a reaction force with the same magnitude but in the opposite direction.” The following is the definition of

“Setiap daya tindakan akan dibalas dengan satu daya tindak balas yang sama magnitud tetapi dalam arah bertentangan.” Berikut adalah definisi bagi

a)

Newton’s Third Law

Hukum Newton Ketiga

b)

Newton’s Second Law

Hukum Newton Second

c)

Momentum

d)

Newton’s First Law

Hukum Newton Pertama

35.

“A kid bends their knees slightly upon landing” The following is an example an _______ application

“Seorang budak membengkokkan kakinya semasa mendarat” Berikut merupakan contoh bagi aplikasi _______

a)

Gravity

Graviti

b)

Momentum

c)

Impulsive force

Daya impuls

d)

Inertia

Inersia

36.

Which of the following is a way to increase impulsive force?

Antara berikut, yang manakah merupakan cara untuk menambahkan daya impuls?

a)

A karate expert splitting a thick wooden slab with his hands

Ahli karate memecahkan kayu yang tebal dengan menggunakan tangan

b)

A thick mattress is used during a pole vault event

Tilam tebal digunakan dalam acara lompat galah

c)

Hitting a nail with a hammer

Mengetuk paku menggunakan penukul

d)

Moving your hands slightly backwards while catching a ball

Menggerakkan tangan ke belakang semasa menangkap bola

37.

A car with a mass of 1500 kg moves with a velocity of 40 m/s. The car collides with a lamp post on the road and stops at 0.05 seconds. How much impulsive force was exerted onto the car in that collision?

Sebuah kereta berjisim 1500 kg bergerak dengan halaju 40 m/s. Kereta itu melanggar tiang lampu jalan dan berhenti dalam masa 0.05 saat. Berapakah daya impuls yang dikenakan ke atas kereta itu dalam perlanggaran ini?

a)

-2,400,000 N

b)

2,400,000 N

c)

-1,200,000 N

d)

1,200,000 N

38.

The _______ of an object is defined by the gravitational force acting on the object.

_______ suatu objek didefinisikan sebagai daya graviti yang bertindak ke atas objek itu.

a)

Mass

Jisim

b)

Weight

Berat

c)

Gravitational field

Medan graviti

d)

Newton

39.

An astronaut with a mass of 65 kg is tasked with doing an exploration around the Moon. How heavy is the astronaut on the surface of the Moon?

Seorang angkasawan berjisim 65 kg ditugaskan untuk melaksanakan penerokaan di Bulan. Berapakah berat angkasawan itu di permukaan Bulan?

(g= 9.81 N/kg)

a)

637.65 kg

b)

637.65 N

c)

106.275 kg

d)

106.275 N

40.

Which action increases the inertia?

Tindakan yang manakah meningkatkan inersia?

a)

Use a rougher card /

Guna kad yang lebih kasar

b)

Use a smooth card /

Guna kad yang lebih licin

c)

Pull the card with greater force /

Tarik kad dengan daya yang lebih besar

d)

Change the coin to a heavier coin /

Ganti syiling itu dengan syiling yang lebih berat

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