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WorksheetsFORM 4 QUIZIZZ STEM WEEK
Total questions: 40
Worksheet time: 32mins
Which of the following volume is the smallest?
7.41 X 1016 μm3
8.25 X 103 cm3
8.66 x 108 mm3
9.86 X 103 dm3
A physical quantity is given by the equation above. The unit for k is kg m2 s–2 while the unit for m is kg. What is the SI unit for b?
kg m s–1
kg m2 s–3
kg m2 s–2
kg m s–2
Which of the following instruments is most suitable to measure a length of 34.3 mm ?
Measuring tape
Metre rule
Vernier calipers
Micrometer screw gauge
Stop immediately
Accelerates towards X
Decelerates towards X
Move towards X with constant speed
A ball of mass 0.25 kg moves at a velocity of 40 m s-1 along a straight line hit on a wall and bounces back at a velocity of 30 m s-1 . The impulse acting on the ball is
0
2.5 kg m s-1
10 kg m s-1
17.5 kg m s-1
A manipulated variable
must be a base quantity
must be a derived quantity
must remain constant throughout experiment
can be determined before carrying out experiment
7.2 m s-1
9.4 m s-1
22.8 m s-1
43.3 m s-1
Diagram shows an astronaut throws a tool box in order to get back to the space capsule.
The physics principle involved is
Inertia
Newton's Second Law
Principle Conservation of Energy
Principle Conservation of Momentum
Two bodies are at a certain distance apart. If the mass of the two bodies is doubled, and the distance between them does not change, how much does the gravitational force between them change?
1/4 times
1/2 times
4 times
No change
A satellite is always visible on the surface of the Earth at the same place throughout the year. How much time does it take for the satellite to move in orbit?
1 hour
12 hours
24 hours
365 days
The radius of the Moon is 1 700 km and its mass is 7.4x1022 kg. What is the escape velocity from the surface of moon?
2.4 km s-1
4.5 km s-1
6.8 km s-1
11.0 km s-1
Which of the following statement about geostationary satellite is true?
I. The period of orbit is one day.
ii. the radius of the orbit equals twice the radius of the EArth
iii. the satellite appears stationary relative to points on surface of the Earth
I and II
I and III
II and III
I, II and III
The escape velocity of a rocket from the Earth does not depend on
the mass of rocket
the mass of Earth
radius of Earth
height of rocket from the Earth's surface
Apakah unit S.I bagi ketumpatan ?
What is the S.I unit for density ?
g cm3
g cm−3
kg m3
kg m−3
Antara berikut, yang manakah kuantiti vektor ?
Which of the following is a vector quantity ?
Tenaga
Energy
Daya
Force
Jisim
Mass
Laju
Speed
Situasi manakah menunjukkan daya-daya dalam keseimbangan ?
Which situation shows forces are in equilibrium ?
Kereta meningkatkan kelajuannya di lebuh raya
A car speeding up on a highway
Bot bergerak dengan halaju seragam
A boat moving with uniform velocity
Kapal terbang berlepas di atas landasan
An aeroplane take-off on a runway
Penunggang basikal memperlahankan basikalnya
A cyclist slowing down his bicycle
Daya-daya seimbang yang bertindak ke atas objek yang sedang bergerak akan membuat objek itu
The balanced forces that act on the moving object could make the object
menyahpecut
decelerates
memecut
accelerates
berubah arah gerakan
change the direction of motion
bergerak dengan halaju seragam
moves with constant velocity
Zon mudah remuk pada bahagian hadapan kereta adalah penting daripada segi keselamatan kerana dapat mengurangkan
The crumple zone in front of the car is important for safety because it could reduce
masa perlanggaran
the time of impact
daya impuls
the impulsive force
kerosakan enjin
the damage of the engine
tenaga kinetik bagi kereta
the kinetic energy of the car
Hukum Gerakan Newton Pertama juga dikenali sebagai
Newton's First Law of Motion is also known as
Inersia
Inertia
Tekanan
Pressure
Momentum
Momentum
Daya impuls
Impulsive force
Kuantiti manakah adalah kuantiti terbitan ?
Which quantity is a derived quantity ?
Daya
Force
Panjang
Length
Arus
Current
Suhu
Temperature
When a car stops suddenly, your body tends to keep moving ________.
forward
to the right
to the left
backward
physical quantities are
quantities that can be measured using scientific instruments
quantities that have can be seen
quantities that can be found in the laboratory
quantities that are created by scientist and physicist
tick the correct base quantities with the units
length - cm
temperature - degrees celcius
speed - kilometre per hour
amount of substance - mol
what is the unit for force?
newton
kilogram
kilogram per metre
kilogram per second square
what are the physical quantities in the statement below;
'The 2000 kg car travelled 20 km/h and reached the destination which was 3000 m away in 1 hour'
speed
distance
time
mass
_______ is a push or a pull on an object
_______ adalah tolakan ataupun tarikan atas sesuatu objek
Impulsive force
Daya impuls
Force
Daya
Inertia
Inersia
Weight
Berat
“The rate of change of momentum of a body is directly proportional to the resultant force acting on the body and is in the same direction.” The following is the definition for
“Kadar perubahan momentum adalah berkadar secara langsung dengan daya paduan dan dalam arah yang sama dengan daya itu.” Berikut adalah definisi bagi
Newton’s Second Law
Hukum Newton Kedua
Newton’s Third Law
Hukum Newton Ketiga
Momentum
Newton’s First Law
Hukum Newton Pertama
The following are examples of balanced force EXCEPT
Berikut adalah contoh bagi daya-daya yang seimbang KECUALI
A gymnast balancing herself
Seorang ahli gimnastik mengimbangi dirinya
A car moving at a uniform velocity
Kereta yang bergerak dengan halaju yang seragam
An aircraft flying at constant altitude
Sebuah kapal terbang yang terbang pada ketinggian yang malar
An aircraft taking off from the runway
Sebuah kapal terbang berlepas daripada landasan
“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
Newton’s Third Law
Hukum Newton Ketiga
Newton’s Second Law
Hukum Newton Second
Momentum
Newton’s First Law
Hukum Newton Pertama
Which of the following is a way to increase impulsive force?
Antara berikut, yang manakah merupakan cara untuk menambahkan daya impuls?
A karate expert splitting a thick wooden slab with his hands
Ahli karate memecahkan kayu yang tebal dengan menggunakan tangan
A thick mattress is used during a pole vault event
Tilam tebal digunakan dalam acara lompat galah
Hitting a nail with a hammer
Mengetuk paku menggunakan penukul
Moving your hands slightly backwards while catching a ball
Menggerakkan tangan ke belakang semasa menangkap bola
Kepler's Third Law states
objects attract other objects with a force that is directly proportional to the product of their masses
the square of the ratio of the periods of any two planets revolving around the Sun is equal to the cube of the ratio of their average distance from the Sun
An imaginary line joining a planet and the sun sweeps out an equal area of space in equal amounts of time.
Planets move about the Sun in an elliptical orbit with the Sun at one of the foci.
