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scien method 2011

scientific method terms

QuestionAnswer
Scientific method a series of steps used to answer a question or solve a problem
Observations are used to gather information
Observations are made by using one or more of 5 senses to identify objects or events
Hypothesis a possible explanation or answer to a question
Prediction An IF-THEN Statement
Prediction states in advance the results of the experiment
A hypothesis is tested in an experiment
Variable what is being studied in an experiment
Control group variable is not changed
Experimental group one variable is changed
control and experimental group two groups that make up an experiment
independent variable what is changed in the experiment
dependent variable what changes in an experiment due to the independent variable
when you: perform experiment/ analyze data you are: - collecting data - looking for patterns in the data
you should do an experiment________than once more
you should use _______ subjects to make sure your results are correct many
when you draw conclusions you: - restate the Results
when you draw conclusions you: - explain if the results support the hypothesis and explain why or why not
Communication means: using lab reports,articles presentations to explain research and results
Theory explains why or how something happens - it is the current explanation
Law - statement of the fact that over time is proven to be true. Explains the WHAT in an experiment
Controlled experiment -tests one variable at a time - Contains control group, experimental group and variable
Created by: mrsfabish
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