Forms of Energy Obj (Q1-10): Int. Sci. Current WAEC Questions

Integrated Science Current WASSCE Past Questions: Forms of Energy Objective Questions (2007-2016)

I) Questions that occur multiple times means they were repeated over the period under consideration

II) Candidates are expected to spend 50 seconds on each objective question. Candidates are therefore required to spend between 8-9minutes on these 10 questions. Start work now!!

1. Kinetic and potential energies are known collectively as
A. Chemical energy
B. Gravitational energy
C. Mechanical energy
D. Renewable energy

2. Which of the following forms of energy can not be transformed directly into heat energy
A. Chemical energy
B. Electrical energy
C. Kinetic energy
D. Potential energy

3. Energy transformation in a hydroelectric dam can be represented as
A. Potential energy > kinetic energy > electromagnetic energy > electrical energy
B. Kinetic energy > electromagnetic energy > potential energy > electrical energy
C. Electromagnetic energy > potential energy > kinetic energy > electrical energy
D. Potential energy > electromagnetic energy > kinetic energy > electrical energy

See also: Int. Sci. WAEC Questions: Intro. To Sci. Obj. (Q1-10)

4. A metal block is raised to a height above the ground level. The type of energy possessed by the block at that height is
A. Chemical
B. Kinetic
C. Heat
D. Potential

5. Which of the following energy transformations represent the changes that takes place when a torchlight is switched on?
A. Chemical > heat > electrical > light
B. Chemical > heat > light > electrical
C. Chemical > electrical > heat > light
D. Electrical > chemical > heat > light

6. A catapult may be used to kill a bird because it’s rubber band has
A. Kinetic energy which is converted to potential energy
B. Kinetic energy which is converted to heat energy
C. Potential energy which is converted to kinetic energy
D. Potential energy which is converted to light energy

See also: Laboratory Apparatus Obj & Practical. (3 Obj & 1 Pract. An.): Int. Sci. Current WAEC Questions

7. Consider the energy transformation below:
Electrical energy > magnetic energy > kinetic energy > sound energy.
In which of the following devices will the energy transformation occur
A. Electric bell
B. Electric fan
C. Electric kettle
D. Transformer

8. A metal block is raised to a height above ground level. The type of energy possessed by the block at that height is
A. Chemical
B. Kinetic
C. Heat
D. Potential

9. Sound energy can be converted into electrical energy by
A. Amplifier
B. Loudspeaker
C. Microphone
D. Radio

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10. Potential and kinetic energy are collectively known as
A. Renewable energy
B. Elastic energy
C. Mechanical energy
D. Gravitational energy

Answers
1. C
2. D
3. A

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4. D
5. C
6. C
7. A
8. D

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9. C
10. C

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