Metals - NS Gr 5

rust

• A yellowish-green layer formed when copper combines with oxygen

• A reddish-brown layer formed when iron combines with oxygen

• A black coating formed when aluminum oxidizes

• A white powdery substance formed when magnesium reacts with water

malleable

• able to be beaten or hammered into shapes

• able to be easily broken or shattered

• able to be stretched without breaking

• able to be melted and reshaped

Magnetic

• attracted to a magnet

• repelled by a magnet

• neutral to a magnet

• invisible to a magnet

alloy

• metal made by mixing metals to strengthen or protect

• a type of pure metal with no other elements

• a metal that is only used in jewelry

• a metal that cannot be combined with others

corrosion

• metal breaking down

• metal strengthening

• metal melting

• metal polishing

insulator

• something that allows heat, electricity or sound to pass through

• something that doesn't let heat, electricity or sound pass through

• a material that enhances the flow of electricity

• a device that generates heat

compacted

• pressed together tightly

• spread apart loosely

• mixed with air

• expanded in size

Conduct

• Carries heat or electricity

• Blocks heat or electricity

• Absorbs heat or electricity

• Reflects heat or electricity

structure

• framework for support

• a type of material

• a decorative element

• a method of construction

ductile

• able to be stretched or drawn out into a wire

• able to be easily broken

• able to conduct electricity

• able to change shape without breaking