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chpt 1

scientific method

biology is the study of living thins
the scientific method is the process of investigation in which problems are identified and their suggested explanations are tested by carry out experiments
an observartion is when something is noticed
a hypothesis is an educated guess based on an observation
an experiment is designed to test a hypothesis
data consists of the measurements observations or information gathered from experiments
a conclusion is the summary of the results from an experiment
a theory is a hypothesis that has been supported by many different experiments
a principle/law arises from a theory that has been shown to be valid when fully tested over a long period of time
a variable is a factor that may change in an experiment
a control is used to provide a comparison against which the actual experiment can be judged
a replicate is a repeat of an experiment
double blind means both the investigator and participant are unaware of the nature of the treatment the participant is receiving
ethics relates to whether conduct is right or wrong
Created by: rcorbett