Scientific Thinking
4 years ago
sanderson204
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10 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Josie was performing an experiment where she grew the same kind of tomatoes in the same soil and amount of water.  She sat one in the sun and one in a closet for 14 days.  What is the independent variable in Josie's experiment?
    answer choices
    tomatoes
    soil
    sunlight
    water
  • Question 2
    30 seconds
    Q. Which of the following hypotheses is written correctly?
    answer choices
     If a tennis ball is frozen, it won't bounce as high as one that is not frozen.
    If I heat up a tennis ball it will bounce high.
     If I freeze a tennis ball, then it will not bounce as high.
    Frozen tennis balls will not bounce as high.
  • Question 3
    30 seconds
    Q. In an experiment, the factor that we measure is called the
    answer choices
    controlled variable
    conclusion
    independent variable
    dependent variable
  • Question 4
    30 seconds
    Q. A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is
    answer choices
    the gender of the alligator
    the male alligators
    the temperature
    the incubator
  • Question 5
    30 seconds
    Q. A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The dependent variable is
    answer choices
    the incubator
    the temperature
    the size of the baby alligators
    the gender of the baby alligators
  • Question 6
    30 seconds
    Q. In which step of the scientific method do we want to use graphs?
    answer choices
    communicate results
    asking questions
    analyze data
    make a hypothesis
  • Question 7
    30 seconds
    Q. A scientist who wants to study the effects of fertilizer on plants sets up an experiment. Plant A gets no fertilizer, Plant B gets 5 mg. of fertilizer each day, and Plant C gets 10mg. of fertilizer each day. Which plant is the control group?
    answer choices
    plant B
    All of them
    Plant C
    Plant A
  • Question 8
    30 seconds
    Q. A conclusion reached on the basis of evidence and reasoning is a/an
    ..
    answer choices
    conclusion
    theory
    inference
    hypothesis
  • Question 9
    30 seconds
    Q. The best graph to use if I want to compare the price of six different cars would be a
    ...
    answer choices
    Pie graph
    Bar graph
    Data table
    Line graph
  • Question 10
    30 seconds
    Q. A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the independent variable is...
    answer choices
    the temperature of the water
    the water
    the amount of salt in the water
    the number of plants in the water
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