CH264: Describe what a nanoparticle is

CH265: Calculate the surface area-to-volume ratio of a nanoparticle

CH266: Explain why nanoparticles can be used in sunscreens and as catalysts

CH267: Explain the concerns over nanoparticles

CH268: Explain the formation and properties of ceramics

CH269: Explain how composite materials are useful

CH270: Suggest uses for different materials based on their physical and chemical properties