Welcome to the Quiz!
This quiz contains 4 questions from a mix of 1 subtopics.
What is the independent variable in the osmosis experiment?
the concentration of the salt or sugar solutions
the length of the potato cylinders
the percentage change in mass of the potato cylinders
the mass of the potato cylinders
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What is the dependent variable in the osmosis experiment?
the density of the potato cylinders
the concentration of the salt or sugar solutions
the percentage change in mass of the potato cylinders
the length of the potato cylinders
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What is the purpose of using distilled water in the osmosis experiment?
to measure the mass of the potato cylinders
to compare the results with the salt or sugar solutions
to dilute the salt or sugar solutions
to clean the boiling tubes
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What should be done after removing the potato cylinders from the boiling tubes?
blot them dry with paper towels
rinse them with distilled water
record their mass accurately
measure their length using a ruler
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