hypothesis - a reasonable explanation of an observation or experimental result or a possible answer to a scientific question that can be tested., independent variable - the experimenter deliberately changes or manipulates in an investigation., dependent variable - the variable that changes in an investigation in response to changes in the independent variable., control group - set up as a basis of comparison to test whether the effects on the dependent variable came from the independent variable or from some other source, quantitative data - Uses Numbers EX. 10 mm long or 55ºC, qualitative data - Does not use numbers, uses data collected from the five senses (sight, smell, hearing, taste touch) EX. Rough texture, high pitch should, color change, precision - measure of the degree to which measurements made in the same way agree with one another., accuracy - result is the degree to which the experimental value agrees with the true or accepted value., x axis - for independent variable, y axis - for dependent variable, line graph - is used for continuous quantitative data., bar graph - is used for non-continuous data which is usually categorical., circle graph - shows a relationship among parts of a whole. Circle graphs often involve percentages,

Scientific Inquiry Vocabulary Practice

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