Version 2.0 Copyright © AQA and its licensors. All rights reserved.

C2 2.2.6 Nanoscience

Using Exam pro items to support successful outcomes

Version 2.0

Copyright © AQA and its licensors. All rights reserved.

• Learners will be able to test their progress against learning outcomes using questions from past AQA GCSE examinations

• C2 2.2.6

Foundation Tier- QSP 2F 04

Version 2.0

Copyright © AQA and its licensors. All rights reserved.

• C2 2.2.6

Mark scheme- Foundation

Version 2.0

Copyright © AQA and its licensors. All rights reserved.

• C2 2.2.6

Q Answer Mark (a) Because nano- sized particles are smaller than normal sized

particles1

(b) May cause harm when they are inside the body 1

Total 2

Higher Tier QSP 2H 05

Version 2.0

Copyright © AQA and its licensors. All rights reserved.

• C2 2.2.6

Mark scheme- Higher

Version 2.0

Copyright © AQA and its licensors. All rights reserved.

• C2 2.2.6

Q Answer Mark

a 1-100nm in sizeOrA few ( hundred) atoms in size Accept billionth of a metre or

any number that implies very smallAccept measured in nanometresIf answer ‘very small’ ignore incorrect numerical values

1

b Any two from•Less tennis balls need to be made•Tennis balls last longer or don’t have to replace as often•Less materials/ resources / fuel used up/ saves resources•Less energy used or making tennis balls uses energy•Less pollution caused

•Less waste

Accept saving materials

Accept saving energy

Accept named pollutantAccept global warming/ greenhouse effecte.g fewer tennis balls giving into landfill

2

Total 3

• C2 2.2.6