Chapter 7.2 Form 3 Science

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?

• 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.

• 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.

• 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.

• 0.5 J

• 1.5 J

• 7.5 J

• 75 J

Which of the following vehicles has gravitational potential energy?

• Boat

• Aeroplane

• Car

• Train

What is the energy generated when a spring is compressed?

• Heat energy

• Kinetic energy

• Gravitational potential energy

• Elastic potential energy

State the energy found on W.

• Heat energy

• Kinetic energy

• Elastic potential energy

• Gravitational potential energy

State the type of energy found in position P.

• Elastic potential energy

• Heat energy

• Kinetic energy

• Gravitational potential energy

State the energy found in Q.

• Elastic potential energy

• Gravitational potential energy

• Kinetic energy

• Heat energy

What are the factor that affect the gravitational potential energy?

• Height

• Mass

• Velocity

• Distance