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45 Cards in this Set
- Front
- Back
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control group
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in an experiment, the group that experiences no change in the variable
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variable
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in a controlled experiment the factor that is deliberately changed or altered
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experimental group
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the group in which the variable is altered
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conclusion
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an answer that seems to best fit the data analysis
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hypothesis
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an educated guess at the solution to a problem
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analyze
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looking for relationships among data
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law
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a statement of a consistent pattern of phenomena in nature; a theory that has been verified through numerous experiments and observations
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qualitative data
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descriptive information not involving numbers
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controlled experiment
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an experiment that attempts to look at just one factor or variable that could help answer the original problem
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quantitative data
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measurable or numerical information
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List the six foundational steps involved in the scientific (experimental) method.
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1. problem 2. hypothesis 3. controlled experiment 4. analysis 5. conclusion 6. verification
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The symbol for kilogram is __________.
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kg
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The symbol for meter is __________.
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m
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The kelvin measures __________.
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temperature
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The basic unit used to measure length is the __________.
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meter (m)
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The symbol for ampere is __________.
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A
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The symbol for second is __________.
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s
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The ampere measures __________ __________.
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electrical current
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The symbol for mole is __________.
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mol
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The symbol for candela is __________. cd
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cd
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The prefix for 100 times the basic unit is __________.
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hecto- (h)
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The second measures __________.
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time
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The kilogram measures __________.
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mass
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The prefix for 1,000,000 times the basic unit is __________.
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mega- (M)
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A __________ is 10 times as large as a meter.
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A __________ is 10 times as large as a meter. dekameter (dkm)
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The prefix for 1/10 of the basic unit is __________.
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deci- (d)
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The prefix for 1/1000 of the basic unit is __________.
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milli- (m)
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The prefix for 1/100 of the basic unit is __________.
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centi- (c)
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The symbol for megameter is __________.
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Mm
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One kilogram contains how many grams?
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1000 g
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The liter is the unit of __________ in the metric system.
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volume
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The symbol for kilometer is __________.
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km
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A __________ is 1000 times as large as a meter. kilometer
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(km)
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One liter contains how many milliliters?
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1000 mL
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A __________ is 100 times as large as a meter.
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hectometer (hm)
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The symbol for hectometer is __________.
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hm
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The symbol for dekameter is __________.
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dkm
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The prefix for 1,000 times the basic unit is __________.
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kilo- (k)
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The prefix for 1/1,000,000 of the basic unit is __________.
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micro- (u)
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The prefix for 10 times the basic unit is __________.
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deka- (dk)
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The mole measures the __________ of __________.
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amount of substance
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The symbol for kelvin is __________.
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K
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The candela measures __________ __________.
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light intensity
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The meter measures __________.
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length
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A __________ is 1,000,000 times as large as a meter.
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megameter (Mm)
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