Transferring Electrical Energy Worksheet Page 37
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46M10.
(a)
kinetic
accept movement
1
(b)
(i)
3 (kWh)
allow 1 mark for selecting the correct information
1
(ii)
transfers more energy
accept transform or use for transfer
accept electricity for energy
allow higher (average) power and switched on for more time
2
(iii)
any one from:
•
use the internet
•
brochures
•
reading adverts
•
visiting shops
•
recommendation from friends / plumbers
1
[5]
M11.
(a)
£19.20
allow 1 mark for correct substitution
ie 160 × 12
allow 1 mark for an answer (£)1920
an answer of 1920p gains both marks
an answer of £40.80 gains both marks
allow 1 mark for 340 × 12
2
(b)
340
allow 1 mark for correctly using the reading 62580
ie 62920 − 62580
accept £40.80 for both marks
2
[4]
Page 37 of 46
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