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eunice

QuestionAnswer
What is a physical property? Any characteristic of a material that can be observed without changing the identity of it
What is density? the mass per unit volume i=of the substance
What is the hardest substance found in nature? Diamonds
What has more density: gas, solid, or liquid? gas
Why does water have a higher boiling point than other molecules? the molecules have a greater attraction for one another
What is the boiling point for water? 100 degrees
What is elctrical conductivity? the ability of a material to transfer electric charges through a material
This can be easily seperated mixtures
What chenges during a change os state? Physical properties
why can't you get shocked when you touch an electrical cord? The plastic is not conductive
Created by: SEAWITCH