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| Name the steps in the scientific method |
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Observation
Hypothesis
Experiment
Data Collection |
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| Explain a scientist's first step in the scientifice method |
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| Gathered through your senses |
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| Give an example of an observation that a scientist might make |
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| Salamanders have a curved, not straight tail |
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| Scientists use their _______ to make observations. |
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| A hypothesis must be ________ and it _______ an outcome. |
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| Some hypotheses are written as _________ statements. |
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| A procedure to test the hypothesis. |
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| What part of an experiment is the variable? |
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| Factor in the experiment that is being tested. |
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| How many variable should there be in a good experiment? |
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| You can not have 1 variable |
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| An experimenter changes ______ factor and then observes and ______ what happens. |
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| Other factors in an experiment must be kept ______ so they won't effect the ______. |
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| What are these constant factors called? |
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| What is the purpose of having a control in an experiment? |
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| Controls are not being used |
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| Name the two types of variables in an experiment |
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| What is the independent variable? |
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| Factors that are changed. |
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| What is the dependent variable? |
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| Factors that are measured. |
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In the experiement to find the fastest route to school, what serves as:
1. The independent variable?
2. The dependent variable?
3. The control variable? |
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1. the route
2. time
3. the person |
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| The best experiments make ______ trials with the independent variable. |
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