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Nature of Science

QuestionAnswer
Science process that uses observation and investigation to gain knowledge about events in nature
Scientific Method An organized set of investigation procedures used by scientists
Hypothesis educated guess or testable prediction
Experiment organized procedure for testing hypothesis
Control standard for comparison
Constant factor that doesn't vary in experiment
Independent variable factor that is adjusted by the experimenter (x-axis); the thing you change
Dependent variable factor whose value depends on the independent variable (y-axis); the thing you measure
Scientific Law Rule of nature that sums up related observations to describe a pattern in nature ex. Kepler's Laws
Scientific Theory Explanation based on experiments - most logical explanation ex. Theory of Plate Tectonics
Observation Information you gather using your senses
Graph A visual display of information or data.
Line Graph Show trends or how the data changes over time
Bar Graph Useful for comparing information collected by counting
Circle (pie) Graph Used to show how a fixed quantity is broken down into parts
qualatative observation An observation we gather using our senses and is not expressed numerically (example: color, texture, smell)
quatitative observation An observation we gather through measurement and can be expressed numerically (examples: length, density, width)
Technology Application of science to help people
Accuracy how close a measurement is to the true value
Precision The degree to which repeated measurements show the same result.
Bias A particular preference or point of view that is personal, rather than scientific.
Models representations of objects or systems
peer review A process by which the procedures and results of an experiment are evaluated by other scientists who are in the same field or who are conducting similar research.
Created by: user-1856870
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