AQA GCSE Combined Science Trilogy · 8464
Specification 5.4.1.3, 5.10.1.4, 5.10.2.2 · Paper 3, Paper 4
Revise: Extraction of Metals and ReductionA rock containing enough metal or metal compound to make extraction worthwhile is called an ore. Extraction changes the metal compound into the metal itself.
- Revise: Alternative Metal Extraction (HT)
A rock containing metal or metal compounds from which a metal can be extracted.
- Revise: Reducing Resource Use
A naturally occurring rock containing enough of a metal or metal compound to make extracting the metal worthwhile.