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scientific method vocab
Terms in this set (14)
A series of steps that scientists use to answer questions and solve problems
Always in form of a question; the question we are trying to answer by doing the experiment.
An educated statement that is testable. It is written in a "IF....,then..." statement.
Data and Results
A summary of the data you have collected (graphs, tables, charts, photos, etc.); all your observations from the experiment
The answer to your question; a summary of what you have learned from an experiment. Conclusion includes data to support your reasoning.
All conditions are kept normal; used as a COMPARISON. The group that doesn't receive the treatment or I.V.
Independent Variable (I.V.)
Factor in an experiment that a scientist purposely changes; the cause. The thing you are testing or manipulating.
Dependent Variable (D.V.)
The factor that changes (measured) as a result of the experiment; the effect. The thing you are measuring.
Test your hypothesis. You may need to do this step more than once to see if the results are the same each time.
Information obtained through the senses.
data collected through the use of observations, made using your senses. Ex: what it looks like, smells like, feels like, sounds like.
data collected involving measurements and numbers, made using scientific tools. Ex: length, mass, volume
All of the variables in an experiment that are kept the same
in an experiment, the group not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment. Can be the natural or normal condition
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