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Scientific method

The scientific method A process of investigation in which problems are identified and their possible explanations are tested by carrying out experiments
Observation Taken and recorded properly provides the basis for all the facts relating to a problem
Hypothesis An educated guess based on observations
Experimentation Designed to test a hypothesis
Collection and interpretation of data The information that arises during the course of an experiment is collected, recorded and analysed
Data Consists of measurements, observations or information gathered from experiments
Theory A hypothesis that has been supported by many different experiments
Principle/Law Arises from a theory that has been shown to be valid when fully tested over a long period of time
Variable A factor that may change in an experiment
Constant A factor that does not change in an experiment
A Control Is used to provide a standard against which the actual experiment is being measured
Replicate A repeat of an experiment
Double Blind Testing In a properly designed experiment neither the tester nor the person being tested should know who is receiving the real treatment and who's is receiving the Placebo
Limitations of the scientific method -The extent of our knowledge -The basis of information -Interpreting results -Changes in the natural world -Accidental discoveries
Created by: Daniel Prior5303