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KSSM_F3_ENERGY AND POWER (7)

Authored by NUR Moe

Science

9th Grade

Used 590+ times

KSSM_F3_ENERGY AND POWER (7)
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A person who is carrying a basket and standing upright at a bus stop is said to be not work because....

Seseorang yang sedang mengangkat bakul dan berdiri tegak di sebuah perhentian bas dikatakan tidak melakukan kerja kerana....

the basket that he was carrying was too heavy

bakul yangg diangkatnya tidak terlalu berat

he dit not move from where he stood causing no distance

dia tidak bergerak dari tempat yang dia berdiri menyebabkan tiada jarak

he is just going to board the bus to go to work

dia sebenarnya baru hendak menaiki bas untuk pergi bekerja

he did not lift the basket using both hands

dia tidak mengangkat bakul tersebut menggunkan kedua-dua tangannya

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Diagram shows a block pulled horizontally using a spring balanced. Name the force that needs to be overcome in this situation.

Rajah menunjukkan sebuah bongkah ditarik secara mendatar menggunakan neraca spring. Namakan daya yang perlu diatasi dalam situasi tersebut.

gravitational force

daya graviti

pushing force

daya tolakan

pulling force

daya tarikan

frictional force

daya geseran

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

which of the following is the correct statement about power?

Antara pernyataan berikut, yang manakah benar tentang kuasa?

when the time increases, the power will increase

apabila masa bertambah, kuasa akan bertambah

when the time decreases, the power will decreas

apabila masa berkurang, kuasa akan berkurang

when the time increases, the power will decreas

apabila masa bertambah, kuasa akan berkurang

when the time increases, the power will remain the same

apabila masa bertambah, kuasa tidak akan berubah

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A labour lifts a box weighing 10kg from the lorry to move into a store that is 10 m away. He took 1 minute 40 seconds to do the job. Calculate the power output of the labour.

Seorang buruh mengangkat sebuah kotak seberat 10 kg dari lori untuk dipindahkan ke dalam stor yang jaraknya ialah 10 m. Dia mengambil masa 1 minit 40 saat untuk melakukan kerja tersebut. Hitungkan kuasa yang ada pada buruh tersebut?

1 W

10 W

100 W

1000 W

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The gravitational potential energy is energy that is stored in the object due to its position or height. Which of the following does not have gravitational energy?

Tenaga keupayaan graviti ialah tenaga yang tersimpan dalam objek disebabkan oleh kedudukan atau ketinggiannya. Antara yang berikut, yang manakah tidak mempunyai tenaga keupayaan graviti?

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The diagram shows four children playing a slide. Who has thehighest garvitational potential energy?

Rajah menunjukkan empat orang kanak-kanak yang sedang bemain papan gelongsor.Siapakah yang mempunyai tenaga keupayaan graviti yang paling tinggi?

Azim

Aida

Aiman

Amin

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A spring with 20 cm length is compressed with a weight of 2 kg until its length decreases to 12 cm. What is the value of the elastic potential energy of the spring?

sebuah spring yang panjangnya 20 cm dimampatkan dengan pemberat 2 kg sehingga panjangnya berkurang kepada 12 cm. Apakah nilai tenaga keupayaan kenyak spring itu? [Ep= 1/2Fx]

0.8 J

8.0 J

1.8 J

8.1 J

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