Physics > MARK SCHEMES > Physics Mark 2021-GCSE COMBINED SCIENCE TRILOGY – 8464P2H.pdf (All)
Physics Mark 2021-GCSE COMBINED SCIENCE TRILOGY – 8464P2H.pdf
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01.1 iron and steel will be attracted (to the magnet) aluminium, copper and tin will not be attracted (to the magnet) allow 1 mark is one metal is in the incorrect list, but all the other four a ... re correct if no other mark awarded allow 1 mark for iron and steel are magnetic 1 1 AO1 6.7.1.1 01.2 the paperclip would still be attracted to the magnet because of induced magnetism allow the paper clip becomes an induced magnet allow because the paper clip is a temporary magnet allow there is a magnetic field at the south pole 1 1 AO1 6.7.1.1 01.3 weight = mass × gravitational field strength or W = mg do not accept gravity for gravitational field strength 1 AO1 6.5.1.3 01.4 1.0 g = 0.0010 kg weight of 1 paperclip = 0.0010 × 9.8 Force = 0.0098 x 20 = 0.196 (N) allow 0.001 (kg) allow 0.0098 (N) allow correct substitution using incorrectly/not converted value of mass of paperclip allow correct calculation using incorrectly/not converted value of mass of paperclip [Show More]
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