Examination on Basic Technology
Class: Primary 5
Term: Second Term
Time: 1 Hour
Total Marks: 70

SECTION A: OBJECTIVES (40 Marks)
Instruction: Answer all questions.

1. ________ is the ability to do work. (a) Work (b) Energy (c) Power (d) Force
2. The energy stored in food and fuel is called ________ energy. (a) Solar (b) Electrical (c) Chemical (d) Mechanical
3. Which of the following is a unit for measuring temperature? (a) Joule (b) Newton (c) Watt (d) °C
4. An example of mechanical energy conversion to electrical energy is a ________. (a) Fan (b) Iron (c) Generator (d) Bulb
5. All of these are forms of energy except ________. (a) Mechanical (b) Chemical (c) Distance (d) Electrical
6. Which of these does NOT use electrical energy converted to heat energy? (a) Electric heater (b) Electric iron (c) Electric kettle (d) Electric fan
7. The main reason for converting energy from one form to another is ________. (a) Waste energy (b) Store energy (c) Utilize energy effectively (d) Generate pollution
8. The instrument used to measure temperature is called a ________. (a) Barometer (b) Thermometer (c) Hydrometer (d) Anemometer
9. Which of these is not a common type of thermometer? (a) Clinical thermometer (b) Laboratory thermometer (c) Digital thermometer (d) Pressure thermometer
10. Chemical energy is converted to heat energy when you ________. (a) Turn on a fan (b) Charge a phone (c) Burn wood (d) Use a solar panel
11. When an electric fan is switched on, electrical energy is converted to ________ energy. (a) Heat (b) Light (c) Mechanical (d) Sound
12. The degree of hotness or coldness of a body is known as ________. (a) Heat (b) Energy (c) Temperature (d) Power
13. One difference between heat and temperature is that heat is a form of energy, while temperature is ________. (a) A type of energy (b) A measure of the average kinetic energy of particles (c) A unit of heat (d) A source of energy
14. Which of the following represents the symbol for degrees Celsius? (a) °K (b) °F (c) °C (d) °R
15. A car engine converts chemical energy from fuel into ________ energy to move the car. (a) Electrical (b) Heat (c) Mechanical (d) Solar
16. The correct step in measuring temperature with a clinical thermometer is to ________. (a) Put it in hot water (b) Shake it down before use (c) Break the glass (d) Read it upside down
17. A solar panel converts ________ energy into electrical energy. (a) Chemical (b) Mechanical (c) Solar (d) Heat
18. When you rub your hands together, mechanical energy is converted into ________ energy. (a) Light (b) Sound (c) Electrical (d) Heat
19. Which of these statements about heat and temperature is true? (a) Temperature is a form of energy (b) Heat is measured in degrees Celsius (c) Temperature has direction (d) Heat flows from a hotter to a colder body
20. A generator converts mechanical energy into ________ energy. (a) Mechanical (b) Chemical (c) Electrical (d) Solar

SECTION B: THEORY (30 Marks)
Instruction: Answer any THREE questions.

1. (a) Define energy. (2 marks)
(b) List three forms of energy. (3 marks)
(c) Give two examples of energy conversion from electrical energy to heat energy. (3 marks)
(d) State one importance of energy conversion. (2 marks)

2. (a) Differentiate between heat and temperature. (2 marks)
(b) Name two types of thermometers. (3 marks)
(c) What are the two common units used to measure temperature? (3 marks)
(d) Explain briefly how a clinical thermometer works. (2 marks)

3. (a) Give an example of chemical energy converting to heat energy. (2 marks)
(b) Describe how a generator converts energy. (3 marks)
(c) Mention two appliances that convert electrical energy to mechanical energy. (3 marks)
(d) What type of energy is possessed by a moving car? (2 marks)

4. (a) Explain what 30°C means in terms of temperature. (2 marks)
(b) State two differences between mechanical energy and chemical energy. (3 marks)
(c) Why is it important to convert energy from one form to another? Give two reasons. (3 marks)
(d) If a laboratory thermometer reads 100°C, what does this temperature represent? (2 marks)

Objective Marking Scheme

Question 1 – ✅ (b) Energy
Question 2 – ✅ (c) Chemical
Question 3 – ✅ (d) °C
Question 4 – ✅ (c) Generator
Question 5 – ✅ (c) Distance
Question 6 – ✅ (d) Electric fan
Question 7 – ✅ (c) Utilize energy effectively
Question 8 – ✅ (b) Thermometer
Question 9 – ✅ (d) Pressure thermometer
Question 10 – ✅ (c) Burn wood
Question 11 – ✅ (c) Mechanical
Question 12 – ✅ (c) Temperature
Question 13 – ✅ (b) A measure of the average kinetic energy of particles
Question 14 – ✅ (c) °C
Question 15 – ✅ (c) Mechanical
Question 16 – ✅ (b) Shake it down before use
Question 17 – ✅ (c) Solar
Question 18 – ✅ (d) Heat
Question 19 – ✅ (d) Heat flows from a hotter to a colder body
Question 20 – ✅ (c) Electrical