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Science Exam

Metals are: Lustrous... they shine when polished
Metals are: Malleable... They can bent
Metals are: Ductile... They can be stretched into wires
Metals are: Electrical Conductors... They can hold heat or cold temp
Metals are: Solid at room temp... Except mercury (liquid metal)
Metals are: Dense Almost all will sink in water
Define Alloy An alloy is a metal combined with small amounts of another element
Wrought Alloy almost no carbon, very close to iron
Mild Steel 0.5% Carbon
Hard or Tool Steel 1% Carbon
Cast Iron 2-4% Carbon
Stainless Steel steel with Chromium and Nickle
non-metals are * Poor Conductors *Dull (not lustrous) * Brittle * Mostly low melting/boiling points
Define Carbon Atoms combined with those of other elements (EG. hydrogen, oxygen) to form lattice, rings and long chains
Over __% of all compounds contain Carbon 90%
Created by: maddi.Alice01