# Liberty Chemistry Review

## Terms

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