Transferring Electrical Energy Worksheet Page 41
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46(ii)
21p or £0.21 or their (b)(i) × 12
1
(c)
any two from:
•
(more) electricity needs to be generated
(more) electricity is being used
•
(more) power stations needed
•
(more) fossil fuels burnt
accept named fossil fuel
•
(more) pollutant gases emitted
accept named gas
accept harmful for pollutant
accept greenhouse gases
accept atmospheric pollution
accept answer in terms of any form of electricity generation and an
associated environmental problem
2
[8]
M16.
(a)
(i)
France
1
(ii)
any one from:
•
different homes have different appliances(*)
•
different homes have different numbers of appliances(*)
(*) accept all homes are different
•
standby power not the same for all appliances
•
some people will switch appliances off
accept named appliances
accept people waste different amounts of energy
•
homes have different numbers of residents
•
can’t measure every (individual) home
accept any sensible suggestions
do not accept answers in terms of accurate / precise etc
1
(b)
(i)
increases amount of energy wasted
accept (encourages) people to leave appliances on (standby)
accept increases it
1
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