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- 1. Multiple Choice
In a scientific investigation, it is important that the number of objects or events being sampled be
equal to the mean number of objects or events not sampled.
a guess of how likely an unwanted outcome will occur.
equal to the total statistical population.
large enough to give an accurate estimate for the whole population.
- 2. Multiple Choice
Comparing the size of wolves from two different packs is an example of using _________
the mean or average value.
distribution of data.
an experimental group.
a control group.
- 3. Multiple Choice
A model of a dinosaur is an example of a _____ model.
graphical
mathematical
conceptual
physical
- 4. Multiple Choice
The chance that an earthquake will occur in your town during the next year is an example of
correlation.
skepticism.
probability.
distribution.
- 5. Multiple Choice
Which step in the scientific method are scientists conducting when they photograph birds in flight?
observing
hypothesizing
drawing conclusions
analyzing data
- 6. Multiple Choice
Which two essential characteristics do good experiments have?
A control group is given the experimental treatment.
A single variable is tested and a correlation inferred.
A single variable is tested and a control is used.
- 7. Multiple Choice
An example of a(n) ____________________ model is a flow chart showing how water moves between the atmosphere and Earth’s surface.
GIS
physical
mathematical
conceptual
- 8. Multiple Choice
The procedure used by scientists to find a cause and effect relationship is the ________.
standard deviation
correlation
experimental method
model synthesis
- 9. Multiple ChoiceTestable explanation for an observationDataPredictionExperimentHypothesis
- 10. Multiple ChoiceA logical statement about what will happen nextObservationHypothesisPredictionExperiment
- 11. Multiple ChoiceInformation gathered in an experimentHypothesisPredictionExperimentData
- 12. Multiple ChoiceThe group that does not receive the experimental treatment in an experiment is the:Control groupExperimental groupDataVariable
- 13. Multiple ChoicePrinciples or standards we consider important are known asModelsMoralsValuesData
- 14. Multiple ChoiceWhich environmental decision-making model is in the correct order?Make a decision. Gather information. Consider values. Explore consequences.Gather information. Consider values. Explore consequences. Make a decision.Consider values. Explore consequences. Make a decision. Gather information.Explore consequences. Make a decision. Gather information. Consider values.
- 15. Multiple ChoiceWhen it is not possible to conduct an experiment, scientists test their predictions byExamining correlationsUsing a controlTesting for one variableRemaining skeptical
- Answer choicesTagsAnswer choicesTags