Life Cycle Assessment (GCSE Chemistry)

Which stage of a product’s life cycle includes mining, quarrying or harvesting the raw materials?

Which of the following is a typical environmental benefit of using renewable electricity in manufacturing?

What are the three pillars often considered when assessing sustainability in a life cycle context (the “triple bottom line”)?

When comparing two functionally equivalent products with LCA, what is the correct term for the agreed basis on which they are compared (e.g., one litre of milk, one LED lamp over 10 years)?

Which of the following best describes a life cycle assessment (LCA)?

Why are rare-earth metal ores particularly problematic for life cycle impacts?

Which change would most reduce the life cycle impacts associated with transporting goods?

For aluminium production, which life cycle stage typically produces the largest greenhouse-gas emissions?

Which material generally has a higher embodied energy per kg, meaning more energy to produce from raw ore?

Which refining process for crude oil is especially energy-intensive and can be a hotspot in an LCA for fuel production?

Which disposal method reduces landfill and enables recovery of materials for many plastics?