A local authority carries out a life cycle assessment to compare two types of roof covering. The assessment includes changes to the landscape where raw materials are obtained, energy used in manufacture, waste produced at disposal and fuel used for transport.
Which factor in the assessment is most likely to depend on a value judgement?
The changes to the landscape where raw materials are obtained
The energy used to manufacture each roof covering
The mass of waste produced when each is disposed of
The fuel used to transport each roof covering
99 exam-style questions on AQA GCSE Chemistry 10.2 Life cycle assessment and recycling, covering 10.2.1 Life cycle assessment and 10.2.2 Ways of reducing the use of resources. Each one has a worked solution and a mark scheme showing where the marks go.