mass - the amount of matter in an object, matter - anything that has mass and takes up space, physical property - a characteristic of matter that can be observed, measured, or tested, relative density - the ability to sink or float in water, more dense - if an object is ___ than water, it will sink, less dense - if an object is ___ than water, it will float, substance - a particular kind of matter, volume - a measure of how much space an object takes up, compare and contrast - to tell how two things are alike and different, amount - there is a greater ___ of matter in a bowling ball than a beach ball,

C2L1: Mass, Volume, Relative Density (5.6A)

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