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Scientific Method

TermDefinition
Inference A logical assumption based on prior knowledge (comes after making an observation.)
Observation Act of using one or more of your senses to gather information and taking note of what occurs.
Hypothesis A testable statement that relies on information gathered from observations and inferences. Phrased as an "If" "then" statement.
Variables Factors in an experiment that are used for investigation.
Independent Variable Factor that you want to test that is changed by the investigator to observe how it affects a dependent variable.
Dependent Variable Factor that you want to observe or measure during an experiment.
Scientific Theory Explanation of observations or events that is based on knowledge gained from many observations and investigations.
Constant A variable that remains the same throughout an experiment.
Sample Size How many people, objects, or things involved in the experiment. Important when conducting an experiment on groups of subjects.
Replication Must be done in order for results of an experiment to be accepted.
Conclusion Developed after carrying out an experiment using data and analyzing results.
Control Group The group that must stay the same in an experiment to test the other group. The group used for comparison.
Inquiry Scientific process requiring the scientist to seek an answer to a question.
Science Investigation and exploration of natural events and of the new information that results from these investigations.
Technology Practical use of scientific knowledge, especially for industrial or commercial use.
Qualitative Observation Observations that are made using your senses.
Quantitative Observation Observations that are made using rulers, balances, graduated cylinders, beakers, and thermometers.
Scientific Law Rule that describes a pattern in nature.
Experimental Group The group that is being tested on.
Critical Thinking Comparing what you already know with the information you are given in order to decide whether you agree with it.
Physical Describes a branch of science in which matter and energy are studied.
Prediction Statement of what will happen in a sequence of events.
Description Spoken or written summary of observations.
Explanation Interpretation of observations.
International System of Units Internationally accepted system for measurement.
Significant Digits Number of digits you know in a measurement with a certain degree of reliability.
Potential Possible, likely, or probable.
Gram The base unit for mass.
Liter The base unit for volume.
Meter The base unit for length.
Celsius The metric unit for temperature.
Created by: TigerProfessor