Energy · CSEC Physics

20 past-paper questions on Energy, part of Mechanics, from every CSEC Physics paper on Quelpr.

1. 3(a)4 marks· CSEC Physics · 1989 · Paper 2Write 'YES' or 'NO' in EACH of the boxes below to show whether each system possesses the energy indicated at the top of the column.
2. 2(a)(iii)3 marks· CSEC Physics · 1990 · Paper 2The car travels at constant speed against an average retarding force of 1200 N. How far can the car travel on 1 litre of gas?
3. 2(b)(i)3 marks· CSEC Physics · 1993 · Paper 2State the useful energy changes taking place in an oil-fired power station.
4. 2(a)(i)4 marks· Physics Q2 2(a)(i)Complete Table 2 to show two other major forms of energy and ONE example of each.
5. 2(a)(ii)1 mark· Physics Q2 2(a)(ii)State the SI unit of energy.
6. 2(a)(ii)1 mark· Physics Q2 2(a)(ii)Solar energy is one of the popular alternative sources of energy. State ONE application of solar energy.
7. 2(a)(iii)2 marks· Physics Q2 2(a)(iii)Define the SI unit of energy named in (ii) above.
8. 2(a)(iii)1 mark· Physics Q2 2(a)(iii)State ONE advantage of using solar energy in the Caribbean.
9. 2(a)(iv)3 marks· Physics Q2 2(a)(iv)A variety of alternative energy technologies are being used in the Caribbean and globally. Other than solar energy, complete Table 3 to show three other types of alternative energy technologies and their sources.
10. 2(b)(iv)2 marks· Physics Q2 2(b)(iv)Waterfalls are commonly found across the Caribbean. Describe the energy changes taking place in a waterfall.
11. 2(c)(iii)2 marks· Physics Q2 2(c)(iii)After the ball was caught, what was the kinetic energy converted into?
12. 3(a)2 marks· Physics Q3 3(a)Define the term 'energy' and state its SI unit.
13. 3(b)(i)3 marks· Physics Q3 3(b)(i)Complete Table 3 to show the MAIN form of energy associated with EACH of the following examples.
14. 3(b)(ii)2 marks· Physics Q3 3(b)(ii)State the MAIN energy conversions taking place when a flashlight is turned on.
15. 4(a)(ii)6 marks· Physics Q4 4(a)(ii)What is the difference between 'potential energy' and 'kinetic energy'?
16. 4(b)(i)2 marks· Physics Q4 4(b)(i)Calculate the energy in kWh collected by the absorber per day.
17. 5(a)6 marks· Physics Q5 5(a)Describe THREE ways in which this can be done. State clearly what form of energy is conserved in EACH case.
18. 6(a)6 marks· Physics Q6 6(a)Discuss the importance of alternative energy to the Caribbean with reference to two sources and their uses.
19. 6(b)(i)3 marks· Physics Q6 6(b)(i)Describe how electricity is generated using the process of hydroelectricity.
20. 6(b)(ii)6 marks· Physics Q6 6(b)(ii)Discuss the rationale for the application of hydroelectricity as a viable alternative energy source in Dominica.