C2 OCR 21st Century Chemistry 0.0 / 5 ? ChemistryC2GCSEOCR Created by: ElnicholsonCreated on: 04-11-15 16:39 83672511094 Across 1. A materials mass per volume is called its what? (7) 4. Synthetic materials are also known as what? (3, 4) 6. What is the plastic used in bulletproof glass? (13) 7. Plastic has a low what? (7) 10. Under high pressure, many small molecules 'join hands' to form long chains called what? (8) Down 2. What is the branch of technology dealing with the making and use of nanoparticles? (14) 3. Polymers can be made softer by adding what? (12) 5. Leather comes from what? (4) 8. The stronger the bonds between the polymer chains, the ____ energy needed to break them apart. (4) 9. Whats the hardest material found in nature? (8)
Chemistry C7 Notes Completed + Highlighted (Excess) - OCR 21st Century, 2011 Specification 5.0 / 5 based on 1 rating Teacher recommended
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