New Midterm Review

Front

What is an independent variable?

Back

The variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

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What is a dependent variable?

Back

The variable that is measured and affected in an experiment when the independent variable is changed.

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What is a control variable?

Back

Variables that are kept constant to ensure that the results of an experiment are due to the independent variable.

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What factors influence ocean currents?

Back

Wind, salinity, and the Coriolis effect influence ocean currents, while productivity does not.

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What is the Coriolis effect?

Back

The deflection of moving objects caused by the rotation of the Earth, affecting wind and ocean currents.

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What are tides?

Back

The rise and fall of sea levels caused by the gravitational forces of the moon and the sun.

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What is hydrothermal vent formation?

Back

The process where cold water seeps through cracks in the sea floor, gets heated by magma, and creates vents.

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What is chemosynthesis?

Back

A process by which certain organisms create energy by converting chemicals, often found in hydrothermal vents.

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What is an anomalous result?

Back

A data point that deviates significantly from the other observations in a data set.

Front

How do you identify an anomalous result in a data set?

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By looking for values that are much higher or lower than the rest of the data points.