Flashcards
Video 2 & Video 3 Terms (Combined)
Cards in this deck (13)
- 1Metric System- A system of scientific measurement and units used throughout the world
- 2Base UnitThe fundamental unit to which prefixes can be added for each type of metric measurement.
- 3Molecule- A collection of atoms that are connected to one another.
- 4Scientific Notation- Used to express a large or small number
-Large numbers should have positive exponents
-Small numbers should have negative exponents
- We move the decimal point to the left or right to get a number between 1 and 10. - 5Two Rules of Scientific Notation- The "number part" must be equal or greater than 1, and it must be less than 10.
- The "exponential part" is the number 10 raised to the number of positions we moved the decimal point. - 6Conversion Factors- Fractions that express the same value in different units on the top and bottom.
- 7Dimensional AnalysisA method that uses conversion factors to convert from one unit to next.
- 8Celsius Temp. Scale- Used to express temperature in the metric system
- 9Melting Point of Water- 0 degrees Celsius
equivalent to
-32 degrees Fahrenheit - 10Boiling Point of Water- 100 degrees Celsius
Equivalent to
- 212 degrees Fahrenheit - 11Quality of DataPrecision
&
Accuracy - 12Precision- Refers to the closeness of measured values to one another
- 13Accuracy- Refers to how close a number is to an accepted standard value
Information
- Description
- I combined the terms from the book and videos into two sets of flashcards.
- Created by
- Jhennah Gill
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