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40 Cards in this Set
- Front
- Back
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Scientific Method
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An organized approach to problem solving
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Control
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Part of the experiment that is used as a basis for comparison
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Experiment
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A scientific test
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Hypothesis
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Possible explanation for a set of observations or possible answer to a scientific question
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Data
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Evidence; information gathered fromobservations
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Variable
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There should be only one of these in an experiment
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Theory
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well-tested explanation that unifies a broad range of explanations
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Procedure
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What you follow to conduct an experiment
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(1)charts
(2) tables (3) graphs |
How does a scientists display data
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Quantitative data
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Numerical data
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Qualitative data
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Data collected that is based upon the five senses
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Statement that sums up whether your data supports or does not support your hypothesis.
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Conclusion
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Factor that is changed in an experiment.
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Manipulated variable
Independent variable |
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A student needs to precisely measure the volume of a liquid.What tool would give the most precise measurement?
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Graduated cylinder
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Any factor in an experiment, such as time, temperature, and volume, is called a
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Variable
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Which type of graph is best suited to show comparisons between different items?
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Bar graph
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Very small measurement, used to measure objects under a microscope. µm
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micrometer
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Metric System standard unit of length
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meter
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Metric System standard unit of volume
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liter
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Metric System standard unit of mass
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gram
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10
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1 cm = ____mm
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1000
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100 cm = ______mm
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Tie hair back
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You should do this to long hair when working in the lab
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homeostasis
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"maintaining balance" between an organisms internal and external environment
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metabolism
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the totality of chemical reactions within an organism
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cell culture
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group of cells derived from a single cell
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cell fractionation
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technique used to separate different cell parts
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ethics
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the study of what is right and what is wrong
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electron microscope
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uses a beam of electrons to produce a magnified image of an object
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light microscope
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uses a beam of light to produce a magnified image of an object
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centrifuge
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instrument that can spin a speciman so fast, that it separates with the most dense parts in th bottom of a tube and least dense rising toward the top.
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graduated cylinder
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Erlenmeyer flask
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beaker
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test tube
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bio-
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life
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-ology
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the study of
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Biology
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the study of living things
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Technology
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the practical application of scientific research to improve human life and the world in which we live
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cell-tissue-organ-organ system-organism
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Organization of Living Things
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