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6 marksElectricity, Lighting and Safety

CSEC Integrated Science · May/June 2014 · Paper 2 · Question 4(d)

A household uses three electrical appliances daily, with electricity costing 25 cents per kWh.

Complete Table 5 by calculating the rating in kW and kWh consumed per day for each appliance, total energy consumed per day, total energy for 7 days, and total weekly cost.

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Other parts of this question

  1. 4(a)Distinguish between a conductor and an insulator.[2 marks]
  2. 4(b)State ONE example of a conductor used in the kitchen and ONE example of an insulator used in the kitchen.[2 marks]
  3. 4(c)Complete Table 4 by providing the correct colour of wire to be connected to the Live (L), Earth (E), and Neutral (N) contacts.[3 marks]
  4. 4(e)State TWO ways energy can be conserved in the home.[2 marks]

More practice: the rest of this paper · more Electricity, Lighting and Safety questions · all CSEC Integrated Science past papers