February/March 2026 Paper 42

2026 · 11 questions · 49 parts · 80 marks

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Context for question 4
An outdoor heater warms people sitting outside. Figure 4.1 shows the heater.
Figure 4.1, an outdoor patio heater labelled, standing beside a table where two people sit outside with drinks
4(a)Thermal Conduction Convection RadiationEasy1 mark
State the method of thermal energy transfer that warms the people.
4(b)(i)Thermal Conduction Convection RadiationEasy2 marks
Complete the sentences about energy transfers that warm the table. The heater transfers energy to the ___ store of the table. The temperature of the table increases. The rate of energy ___ by the table is greater than the rate of energy ___ by the table.
Energy store
Rate comparison
0 words
4(b)(ii)Thermal Conduction Convection RadiationMedium2 marks
One of the people puts a white cloth over the table. Explain why the white cloth causes the temperature of the table to decrease.

Answer

0 words
4(c)Electrical Power Energy Domestic ElectricityEasy2 marks
The heater has a power of 2.5 kW. The heater is switched on for 3 hours. Calculate the energy, in kWh, transferred electrically by the heater.

Answer