.
Sound
Water
Air
Heat
Energy
Iodine
Quartz
Water
Silicone
Lead
Silicon
Salt water
Water (H2O)
Salt (NaCl)
Air (mostly N2 and O2)
Whole blood
Table salt (NaCl)
Gold (Au)
Alcoholic drink
Air (mostly N2 and O2)
Saline solution
Ethanol (CH3CH2OH)
Elemental oxygen
These cannot be broken down by chemical means
These can be broken down by physical means
These are pure substances
These combine chemically to form new substances; they are building blocks of matter
These are chemical combinations of simpler forms of matter
True
False
True
False
True
False
True
False
True
False
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