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29 Cards in this Set
- Front
- Back
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Which of the following best describes science?
A have knowledge B observe C study D solve |
D solve
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Which word is the standard used for comparison in an experiment?
A variable B theory C control D law |
C control
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Which of the following is the first step in using scientific methods?
A develop hypothesis B make conclusions C test hypothesis D identify a problem |
D Identify a problem
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Which word means an educated guess?
A theory B hypothesis C variable D theory |
B hypothesis
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The idea that a comet is like a dirty snowball is which of the following?
A hypothesis B variable C law D theory |
A hypothesis
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The statement that an object at rest will remain at rest unless acted upon by a force is an example of which?
A hypothesis B variable C law D theory |
C law
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Which of the following could not be answered by scientific methods?
A Should lying be illegal? B Does sulphur affect the growth of grass? C How do waves cause erosion? D Does land heat up faster than water? |
A Should lying be illegal?
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Which of the following describes variables that stay the same in an experiment?
A dependent variables B independent variables C constants D controls |
C Constants
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Which of the following is a variable that is being tested in an experiment?
A dependent variable B independent variable C constant D control |
B Independent variable
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Hypothesis
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An educated guess
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Scientific methods
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Problem solving procedures.
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Scientific methods - Steps in Order
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Indentify a problem
Gather information (Research) Make hypothesis Test Hypothesis Analyze the results Draw conclusions |
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Science
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Process of looking at and studying things in order to gain knowledge
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Earth Science
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Study of the Earth and space
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Variable
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Different factors that can be changed in an experiment.
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Independent variable
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Factor that changes in an experiment
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Constant
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Variable that does not change in an experiment
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Dependent variable
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Factor being measured in an experiment.
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Control
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Standard for comparison in an experiment.
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Technology
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Use of scientific discoveries for practical purposes.
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Science means_____________.
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"having knowledge"
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Some Earth science topics include:
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Rocks, minerals, soil, volcanoes, earthquakes, maps, fossils, mountains, climates, weather, ocean water, space.
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Scientific theory
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Explanation that is supported by results of repeated experimentation.
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Scientific law
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Rule that describes the behavior of something in nature.
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Ethics
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The study of moral values about what is good or bad.
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Bias
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Personal opinion
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An example of a scientific law
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Newton's first law of gravity
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Can ethical questions be solved using scientific methods?
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NO
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Why is science constantly changing?
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Knowledge gained through continued research and improvements in instruments & testing
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