Conservation · CSEC Physics

10 past-paper questions on Conservation, part of Mechanics, from every CSEC Physics paper on Quelpr.

1. 3(d)2 marks· CSEC Physics · 1989 · Paper 2A car, carrying a passenger, stops suddenly. Describe the energy changes which take place as the passenger is brought to rest by his seat-belt.
2. 2(a)(i)2 marks· Physics Q2 2(a)(i)State the principle of conservation of energy.
3. 2(c)(i)1 mark· Physics Q2 2(c)(i)State the type of energy that exists at A
4. 2(c)(ii)1 mark· Physics Q2 2(c)(ii)State the type of energy that exists at B
5. 2(c)(iii)1 mark· Physics Q2 2(c)(iii)State the type of energy that exists at C
6. 2(c)(iv)2 marks· Physics Q2 2(c)(iv)If the pendulum is returning to A to complete an oscillation, explain which type of energy is increasing and why. At D, the type of energy increasing is
7. 3(c)(ii)2 marks· Physics Q3 3(c)(ii)Use the principle of conservation of energy to find the maximum gravitational potential energy of the pendulum.
8. 4(a)(i)6 marks· Physics Q4 4(a)(i)State the law of the conservation of energy.
9. 4(a)(iii)6 marks· Physics Q4 4(a)(iii)Does the fact that heat is lost when work is done against friction violate the law of conservation of energy? Justify your answer.
10. 6(b)(i)4 marks· Physics Q6 6(b)(i)Describe the energy changes taking place in the ball from when it was kicked to when it hit the ground behind the goalkeeper. (Assume no energy losses.)