Data based on quantities.
Scientific ______: A technique used to rewrite very large or very small numbers into a format that is easier to use.
A change of a substance into another substance; when a chemical reaction occurs (burning, rotting, oxidizing, rusting)
A solution when a solute is dissolved in water.
Even distribution, solution, appears "blended" (lemonade, bleach, stainless steel, Kool-Aid)
The variables that are kept the same throughout all trials.
Properties that depend on the amount of matter present; "outward" boundaries (mass, volume, etc.)
A change in a substance that doesn't change its identity (boiling, freezing, vaporizing, grinding, cutting)
______ factors are ratios of equivalent values to change measurements into equivalent values with different units
_______ Substance: A fixed composition throughout, same properties throughout. Elements and Compounds Ex. He, O2, NaCl, Al
Properties that depend on the amount of matter present; "outward" boundaries (mass, volume, etc.)
Combination, variable composition throughout, each component retains its unique properties, can be separated. (saltwater, lemonade, blood, air)