Scientist- Fair Test

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What is a fair test?

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A fair test is an experiment where only one variable is changed at a time to ensure that the results are valid.

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How many variables can be changed in a fair test?

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Only 1 variable can be changed in a fair test.

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What does 'controlled' mean in an experiment?

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Controlled means things are kept the same during the experiment.

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What do we call the items needed for an experiment?

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Materials.

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What do you need to collect in your experiment to support your hypothesis?

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Data.

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What is a hypothesis?

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A hypothesis is what the scientist thinks will happen in the experiment.

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Why is it important to keep some things the same in an experiment?

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To make sure that the results are fair and reliable.

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What is the purpose of an experiment?

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To test a hypothesis and find out if it is true or false.

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What do we call the information we gather from an experiment?

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Data.

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What is the first step in conducting a fair test?

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Decide what question you want to answer.