Science

9th

grade

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Controls and Variables

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10 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
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    A study was done to find if different tire treads affect the braking distance of a car. What is the independent variable?

    the brakes in a car

    the braking distance of a car

    different tire treads

    different study times

  • 2. Multiple Choice
    30 seconds
    1 pt
    Image

    A study was done to find if different tire treads affect the braking distance of a car. What is the dependent variable in this experiment?

    car brakes

    the braking distance

    different tire treads

    the time of the study

  • 3. Multiple Choice
    30 seconds
    1 pt
    Image

    A study was done to find if different tire treads affect the braking distance of a car. What are some controls/constants that they need to have in this experiment?

    The model of the cars used

    The pavement conditions

    The speeds the cars are traveling.

    All of the above

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