7th Grade Review - November

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What is replication in scientific experiments?

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Replication is when other researchers repeat an experiment to see if they get the same results.

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What is the speed of light in a vacuum?

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Light travels fastest in a vacuum, taking only 8 minutes to reach Earth from the Sun.

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What is the best method for collecting data in a scientific study?

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The best method is to consistently measure at the same location and at regular intervals, such as every month.

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What happens to a scientific theory when new information is discovered?

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The theory is modified to include the new information rather than being discarded.

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What is repetition in scientific experiments?

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Repetition involves conducting multiple trials of the same experiment to ensure accuracy and reliability of results.

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What is a hypothesis?

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A hypothesis is a testable prediction about the relationship between variables.

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What is the difference between a scientific theory and a scientific law?

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A scientific theory explains why something happens, while a scientific law describes what happens under certain conditions.

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What is the importance of measuring variables in an experiment?

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Measuring variables allows scientists to collect data and analyze the effects of changes in the experiment.

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What is a control group in an experiment?

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A control group is a standard for comparison that does not receive the experimental treatment.

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What is the scientific method?

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The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.