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The Nature of Science

Across
A process that uses observation and investigation to gain knowledge about events in nature.
An organized set of investigation procedures.
Explanation of things or events that is based on knowledge gained from many observations and investigations.
A factor, that as it changes, affects the measure of another variable.
Occurs when a scientist's expectations change how the results of an experiment are viewed.
An organized procedure for testing a hypothesis.
Down
A variable that does not change when other variables change in an experiment.
Used to represent an idea, object, or event that is too big or too small to observe or test directly.
A factor that changes as a result of changes in other variables.
A statement about what happens in nature that seems to be true all the time.
A standard used for comparison of test results in an experiment.
The application of science to help people.
A factor that can cause a change in the results of an experiment.