Kegravitian

Kegravitian

4th Grade

10 Qs

quiz-placeholder

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Kegravitian

Kegravitian

Assessment

Quiz

Physics

4th Grade

Medium

Created by

TUAN NOR ASIAH Moe TUAN MUDA

Used 48+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

According to Newton's law of gravitation, the Earth and the Moon are gravitationally attracted to each other. The more massive Earth attracts the Moon with...


Mengikut Hukum Kegravitian Newton, terdapat daya tarikan graviti antara Bumi dan Bulan . Bumi yang berjisim lebih besar akan menarik Bulan dengan ...

a stronger force than the Moon attracts the Earth.


daya lebih kuat dari daya Bulan ke atas Bumi.

a weaker force than the Moon attracts the Earth.


daya lebih lemah dari daya Bulan ke atas Bumi.

the same force as the Moon attracts the Earth.


daya sama dengan daya Bulan ke atas Bumi.

a force that is sometimes stronger and other times weaker than the Moon attracts the Earth.


daya yang kadangkala lebih besar dari daya Bulan ke atas Bumi dan kadangkala lebih kecil.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is Newton's Law on Gravitation?


Yang manakah merupakan Hukum Kegravitian Newton?

F=Gm1m2/r

F = Gm1m2/r2

F = Gm1m2/2r

F = m1m2/2r

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given that planet A has a mass of 6 x 10^15 kg and planet B has a mass of 3.5 x 10^20 kg. If the gravitational force between the two planets is 5500 N, calculate the distance between their centers.


Diberi jisim planet A ialah 6 x 10­15 kg dan jisim planet B ialah 3.5 x 10­20 kg. Jika daya graviti antara dua planet ialah 5500 N, kira jarak antara pusat kedua planet itu.

5.59 x 10^13

1.55 x 10^12

1.59 x 10^11

5.59 x 10^11

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the following shows the speed of the ball?


Yang manakah menunjukkan laju bola?

A

B

C

D

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A satellite orbits the Earth, Which of the following shows the direction of its centripetal force?


Sebuah satelit mengelilingi Bumi. Yang manakah yang menunjukkan arah daya memusat satelit tersebut?

directed outward

arah keluar

tension

tekanan

directed toward the center

arah tengah

9.8 N

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following increase the centripetal force?


Yang manakah antara berikut boleh meningkatkan daya memusat?

Increasing the radius

Meningkatkan jejari

Increasing the velocity

Meningkatkan halaju

Decreasing the mass

Mengurangkan jisim

Decreasing the acceleration

Mengurangkan pecutan

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A person throws a small ball while rotating. Calculate the amount of centripetal force it takes for her to rotate the ball with a speed of 3 m/s. Given that the ball weighs 0.12 kg and her arm is 0.65 m long.


Seorang pelajar membaling sebuah bola kecil sambil berpusing. Kira daya memusat yang diambil olehnya untuk memusingkan bola dengan laju 3m/s. Diberi jisim bola ialah 0.12kg dan panjang lengannya ialah 0.65m.

0.38 N

1.23 N

0.55 N

1.66 N

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