Form 3 Science Chapter 7

Diagram shows a few books are placed on a table. What is the gravitational potential energy for the books on the table if the mass of a book is 0.3 kg? / Rajah menunjukkan beberapa buku diletakkan di atas meja. Berapakah tenaga keupayaan graviti untuk buku-buku di atas meja jika jisim buku adalah 0.3 kg?

• 0.96 J

• 1.5 J

• 9.6 J

• 15 J

The mass of an eagle is 3 kg. Calculate the kinetic energy of the eagle when it flies with a velocity of 8 m/s. / Jisim seekor helang ialah 3 kg. Hitung tenaga kinetik helang semasa terbang dengan kecepatan 8 m / s.

• 12 J

• 24 J

• 96 J

• 192 J

A car with a mass of 500 kg moves with a velocity of 30 m/s. Calculate the kinetic energy of the car. / Sebuah kereta dengan jisim 500 kg bergerak dengan halaju 30 m / s. Hitung tenaga kinetik kereta.

• 7500 J

• 15000 J

• 30000 J

• 225000 J

Diagram shows two coconut trees, P and Q. If the mass of coconuts on coconut trees, P and Q are 1.5 kg respectively, calculate the difference in gravitational potential energy of coconuts P and Q. / Diagram shows two coconut trees, P and Q. If the mass of coconuts on coconut trees, P and Q are 1.5 kg respectively, calculate the difference in gravitational potential energy of coconuts P and Q.

• 0.5 J

• 1.5 J

• 7.5 J

• 75 J

What is the energy generated when a spring is compressed? / Berapakah tenaga yang dihasilkan semasa spring dimampatkan?

• potential energy/ tenaga keupayaan

• Kinetic energy / tenaga kinetik

• Gravitational potential energy / Tenaga berpotensi graviti

• Elastic potential energy / Tenaga berpotensi elastik

State the energy found on W.

Nyatakan tenaga yang terdapat pada W.

• Heat energy / tenaga haba

• Kinetic energy / tenaga kinetik

• Elastic potential energy / Tenaga berpotensi elastik

• Gravitational potential energy / Tenaga berpotensi graviti

State the type of energy found in position P. / Nyatakan jenis tenaga yang terdapat pada kedudukan P.

• Elastic potential energy / Tenaga berpotensi elastik

• Heat energy / tenaga haba

• Kinetic energy / tenaga kinetik

• Gravitational potential energy / Tenaga berpotensi graviti

State the energy found in Q. / Nyatakan tenaga yang terdapat di Q.

• Elastic potential energy / Tenaga berpotensi elastik

• Gravitational potential energy / Tenaga berpotensi graviti

• Kinetic energy / tenaga kinetik

• Heat energy / tenaga haba

What are the factor that affect the gravitational potential energy? / Apakah faktor yang mempengaruhi tenaga keupayaan graviti?

• Height / ketinggian

• Mass / jisim

• Velocity / halaju

• Distance / jarak

Tenaga tidak boleh

Energy cannot be

• dicipta

  created

• dimainkan

  played

• bercakap

  talked

• berubah

  changed