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2 marksTemperature Control and Ventilation

CSEC Integrated Science · 2009 · Paper 2 · Question 3(a)(ii)

A feverish baby has rubbing alcohol applied to her skin, causing her temperature to drop before rising again.

State two main processes that occur when rubbing alcohol is used to lower the baby's temperature.

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Other parts of this question

  1. 3(a)(i)State one difference between a clinical thermometer and a laboratory thermometer.[1 mark]
  2. 3(a)(iii)Suggest one reason for the baby's temperature rising again.[1 mark]
  3. 3(b)(i)Which of the metals expands the least when heated?[1 mark]
  4. 3(b)(ii)Which combination of metals cannot be used in a bi-metallic strip?[1 mark]
  5. 3(b)(iii)Give the reason for your answer to (b)(ii).[1 mark]
  6. 3(b)(iv)Circle which combination of metals will bend the most in a bi-metallic strip: A and B, A and D, or B and D.[1 mark]
  7. 3(b)(v)Give the reason for your answer to (b)(iv).[1 mark]
  8. 3(c)(i)Give two reasons for the inspector's comment regarding poor ventilation.[2 marks]
  9. 3(c)(ii)Suggest two likely effects of the poor ventilation in the office.[2 marks]
  10. 3(c)(iii)Recommend two actions that could be taken to improve ventilation and air quality in the office.[2 marks]

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