Past Papers

Question 1

Define life cycle assessment

Answer 1

Idea of looking at each stage of the life of a product to work out the potential environmental impact at each stage

Question 2

Features of the life cycle

Answer 2

Raw materials needed v
Energy used in processing or manufacturing
Water used in processing or manufacturing
Energy needed to use the product v
Energy needed to maintain the product v
Water or other substances needed to maintain the
product
Energy needed to dispose of the product ~
Space needed to dispose of the product