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Grade 6 Variables

Quiz by Kay Cottrell

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10 questions
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  • Q1
    A fair experiment has only changes one _________________________ variable at a time.
    independent
    controlled
    dependent
    120s
  • Q2
    The height of bean plants depends on the amount of water they receive. What is the independent variable?
    Amount of water
    Bean plant
    height of bean plant
    120s
  • Q3
    You can always ________________________ the dependent variable in an experiment.
    measure or observe outcomes
    change
    120s
  • Q4
    The height of bean plants depends on the amount of water they receive. What is the dependent variable?
    Height of the bean plant
    amount of water
    Bean plant
    120s
  • Q5
    The higher the temperature of the air in the oven, the faster a cake will bake. What is the independent variable?
    Time the cake takes to bake
    Temperature of the oven
    The ingredients of the cake
    120s
  • Q6
    The higher the temperature of the air in the oven, the faster a cake will bake. What is the dependent variable?
    Ingredients in the cake
    Time taken for the cake to bake
    Temperature of the oven
    120s
  • Q7
    Lemon trees receiving the most water produced the most lemons. What is the dependent variable?
    Amount of water
    Number of lemons each tree produced
    Everything the same about the trees, soil, sun
    120s
  • Q8
    An investigation found that more potatoes were produced when the soil was fertilized more. What is the independent variable?
    Amount of potatoes yielded
    Amount of fertiliser
    Everything else besides the fertiliser about the soil, water and sun
    120s
  • Q9
    Four groups of rats are first massed and then fed identical diets except for the amount of vitamin A they receive. Each group gets a different amount. After 3 weeks on the diet, the rats’ masses are measured again to see if there has been a decrease. What is the independent variable?
    3 weeks
    Amount of vitamin A
    The mass of the rats
    Amount of exercise
    120s
  • Q10
    In a scientific experiment the variable that you change is the __________________.
    independent variable
    controlled variables
    dependent variable
    120s

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