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an untreated part of experiment used for of comparison with results


a predicted or expected outcome in an experiment

manipulated variable

a factor that the scientist changes in an experiment


describes the steps of an experiment

qualitative observation

describes a quality or characteristic of something using only words

quantitative observation

describes how much or how many of something using numbers and words


explaining or interpreting an observation


grouping together items that are alike in some way


using 1 or more of your 5 senses to gather info about the world


sharing ideas and information with other people

making models

making a representation of complete object or process


making an inference about a future event


any factor that can change in an experiment

responding variable

the factor that changes as a result of the manipulated variable

scientific method

a process used to find answers to questions about the world around us

base unit

one for each quantity (type of measurement) can be used without a prefix


not required. acts as a multiplier when used. prefixes all have a base 10 value


the amount of matter on an object


the amount of space an object occupies


measures the force of gravity on an object


the amount of matter in a given unit of volume

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