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1 markTemperature Control and Ventilation

CSEC Integrated Science · May/June 2013 · Paper 2 · Question 4(b)(ii)

Figure 6 shows a pot of water being heated on a flame.

Identify the method of heat transfer from the bottom of the water to the top of the water.

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Other parts of this question

  1. 4(a)(i)Distinguish among conduction, convection and radiation of heat energy.[3 marks]
  2. 4(a)(ii)Give ONE example of a conductor and ONE example of an insulator.[2 marks]
  3. 4(b)(i)Identify the method of heat transfer from the outside of the pot to the inside of the pot.[1 mark]
  4. 4(c)(i)Suggest an aim for this experiment.[1 mark]
  5. 4(c)(ii)State which rod is the BEST conductor.[1 mark]
  6. 4(c)(iii)State which rod is the BEST insulator.[1 mark]
  7. 4(c)(iv)List TWO variables that must be held constant in this experiment.[2 marks]
  8. 4(c)(v)Explain why the water is constantly heated throughout the experiment instead of placing the rods in boiling water without a flame.[1 mark]
  9. 4(d)Workers find the warehouse in Figure 8B much cooler than in Figure 8A. Give a scientific explanation for this observation.[2 marks]

More practice: the rest of this paper · more Temperature Control and Ventilation questions · all CSEC Integrated Science past papers