# Explain how carbon particulates produced from the incomplete combustion of fossil fuels can affect human health and the Earth's climate.

> Edexcel GCSE Chemistry (1CH0) — 8.2 Earth and atmospheric science · Explain · 4 marks

## Mark scheme (4 marks)

1. Carbon particulates are produced by incomplete combustion (which occurs when there is insufficient oxygen)
2. Carbon particulates cause health problems for humans
3. Carbon particulates cause global dimming
4. Global dimming leads to a reduction in the Earth's surface temperature / affects climate

## Key terms

- [carbon particulates](https://www.gradenine.co.uk/glossary/carbon-particulates)
- [incomplete combustion](https://www.gradenine.co.uk/glossary/incomplete-combustion)

## Related

- [Revision notes for Edexcel GCSE Chemistry (1CH0)](https://www.gradenine.co.uk/learn)
- [How to answer "Explain" questions](https://www.gradenine.co.uk/tools/command-word-cheatsheet)
- [Practice this with AI marking (free)](https://www.gradenine.co.uk/start)

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Source: [GradeNine](https://www.gradenine.co.uk/q/explain-how-carbon-particulates-produced-from-01bcd194) · Published by Druglandscape Ltd.