Trent Science 4

characteristic that can be observed without changing the composition of a substance

includes things that can be observed with the senses

describes the way some substances behave

temperature at which a solid can change to a liquid

temperature at which a ___ substance melts is unchanging under constant conditions

how can the melting point of a pure substance be used for identification?

at what temperature does ice melt to form liquid water?

temperature at which a liquid boils

during the process of boiling, substances changes from ___ to ___

begins when the liquid starts to form bubbles throughout, which grow larger, rise to the surface, and burst

as long as the substance is boiling, temperature of the liquid remains ___

boiling point is unchanging under constant conditions for a given substance and can be used as ___ for identification of the substance

boiling point for pure water at sea level

measurements that can describe physical properties

property that describes the relationship between mass of material and its volume

substances that are denser contain more matter in a given ___

what will the density of a substance do no matter how large or small the sample of the substance?

is color by itself a significant identifier of a substance?

is absence of color a physical property?

characteristic that cannot be observed without altering the substance

chemical properties that can be used to help identify a substance