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scientific method sn

scientfic method

TermDefinition
scientific method organized set of investigation procedures that can include stating a problem forming a hypothesis, researching and gathering information testing a hypothesis analyzing data and drawing conclusions
hypothesis educated guess using what you know and what you know and what you observe
experiment organized procedure for testing a hypothesis;tests the effect of one thing on another under controlled conditions
variable factor that can cause a change in the results of an experiment
dependent variable factor that changes as a result of changes in other variables
independent variable factor that as it changes affects the measure of another variables
constant in an experiment, a variable that does not change when other variable change.
control standard used for comparison of comparison of test results in an experiment
bias occurs when a scientist's expectations change how the results of an experiment are viewed.
model can be used to represent an idea object or event that is too big too small too complex or too dangerous to observe or test directly
theory explanation of things or events that is based on knowledge gained from many observations and investigations
scientific law statement about what happens in nature that seems to be true all the time does not explain why or how something happens
technology application of science to help people
graph visual display of information or data that can provide a quick way to communicate a lot of information and allow scientists to observe patterns
standard exact agreed-upon quantity used for comparison
si International system of units- the improved universally accepted version of the metric system that is based on multiples of ten and include the meter liter and kilogram
volume amount of space occupied by an object
mass amount of matter in an object
density mass per unit volume of material
Created by: snbeard
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