Scientific Method & Variables

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Last updated 10:10 PM on 9/9/26
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15 Terms

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observation

facts collected using your 5 senses

<p>facts collected using your 5 senses</p>
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inference

making an assumption or prediction about what you observe

<p>making an assumption or prediction about what you observe</p>
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hypothesis

an educated guess that will be tested in an experiment

<p>an educated guess that will be tested in an experiment</p>
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dependent variable

The measured variable. This is the result.

<p>The measured variable. This is the result.</p>
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independent variable

The changed variable. The part of the experiment that the scientist changes.

<p>The changed variable. The part of the experiment that the scientist changes.</p>
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constant / controlled variables

The parts of the experiment that always stays the same.

<p>The parts of the experiment that always stays the same.</p>
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experimental group

The tested group. Gets the variable/treatment

<p>The tested group. Gets the variable/treatment</p>
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control group

The un-tested group. Does NOT get the variable/treatment

<p>The un-tested group. Does NOT get the variable/treatment</p>
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data

Any pieces of information collected observations or experiments.

<p>Any pieces of information collected observations or experiments.</p>
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Qualitative Observation

an observation that describes physical things. Ex. The flowers are red.

<p>an observation that describes physical things. Ex. The flowers are red.</p>
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Quantitative Observation

An observation that can be counted or measured. Ex. the tree is 20ft. tall.

<p>An observation that can be counted or measured. Ex. the tree is 20ft. tall.</p>
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Experiment

a set of controlled observations that test the scientist's hypothesis

<p>a set of controlled observations that test the scientist's hypothesis</p>
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Conclusion

A summary based on evidence or facts

<p>A summary based on evidence or facts</p>
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Variable

A factor that can change

<p>A factor that can change</p>
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Scientific Method

A series of steps to solve problems. Includes creating a hypothesis, testing the hypothesis, collecting data, and stating conclusions.

<p>A series of steps to solve problems. Includes creating a hypothesis, testing the hypothesis, collecting data, and stating conclusions.</p>