Experiment Variables

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Questions and Answers

In the experiment described, what is the independent variable?

Amount of water

In the experiment described, what is a controlled variable?

Location of pots, type of plant, water plants at the same time

The aim of the experiment is to test whether the amount of water affects the type of pot.

False (B)

Flashcards

Independent Variable

The factor you change in an experiment.

Dependent Variable

The factor you measure to see if it's affected.

Controlled Variables

Factors kept constant during the experiment.

Independent variable in plant growth experiment

Amount of water

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Dependent variable in plant growth experiment

The measured outcome in plant growth experiment.

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Controlled variable in plant growth experiment

Kept constant to ensure a fair test in plant growth experiment.

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Aim of plant experiment

To test if the amount of water affects the height of a plant.

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Values of Independent Variable

The different values assigned to the independent variable.

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Plant height

Is affected by the independent variable (amount of water)

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Importance of controlled variables

Keeping environmental conditions consistent for all plants.

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Study Notes

  • Identifying the independent, dependent, and controlled variables is important
  • Aim of experiment: To test whether the amount of water affects the height of the plant

Variables

  • Independent Variable: Amount of water
  • Dependent Variable: Height of plant
  • Controlled Variable: Location of pots, Type of plant, Water plants at the same time

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