Physics · May / June 2021 · Paper 42 · Question 5
0625
As printed in the paper
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5(a)[3]
air good insulator / poor conductor
holder / it stops / reduces conduction OR
no / less thermal energy conducted (to hand)
temperature (of outside of holder) lower (than cup) OR less energy to skin / hand / person
5(b)[3]
(put a) lid / cover (on cup)
mention of convection
less / no convection (from surface)
alternative route for last 2 m.p.s
mention of evaporation
less / no evaporation (from surface / container)
5(c)[1]
radiation
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