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Other Sciences, Biology, Chemistry, Physics
6th -
8thgrade
Scientific Thinking
10 questions
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- 1. Multiple ChoiceJosie 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?tomatoessoilsunlightwater
- 2. Multiple ChoiceWhich of the following hypotheses is written correctly?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.
- 3. Multiple ChoiceIn an experiment, the factor that we measure is called thecontrolled variableconclusionindependent variabledependent variable
- 4. Multiple ChoiceA 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 isthe gender of the alligatorthe male alligatorsthe temperaturethe incubator
- 5. Multiple ChoiceA 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 isthe incubatorthe temperaturethe size of the baby alligatorsthe gender of the baby alligators
- 6. Multiple ChoiceIn which step of the scientific method do we want to use graphs?communicate resultsasking questionsanalyze datamake a hypothesis
- 7. Multiple ChoiceA 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?plant BAll of themPlant CPlant A
- 8. Multiple ChoiceA conclusion reached on the basis of evidence and reasoning is a/an
..conclusiontheoryinferencehypothesis - 9. Multiple ChoiceThe best graph to use if I want to compare the price of six different cars would be a
...Pie graphBar graphData tableLine graph - 10. Multiple ChoiceA 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...the temperature of the waterthe waterthe amount of salt in the waterthe number of plants in the water
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