7 terms

8th Grade Science: 1-3 Converting Measurement Units

STUDY
PLAY
Dimensional Analysis
A method of manipulating unit measures algebraically to determine the proper units for a quantity computed.
Ratio
A comparison between two quantities.
Proportion
A statement showing equivalent ratios.
Conversion Factor
A factor which one of the quantities in the ratio has "1" as a factor.
English System
Inches, Feet, Yards, Miles, Ounces, Pounds, Tons, Cups, Pints, Quarts, and Gallons.
Metric System
The decimal measuring system based on the meter, liter, gram, and seconds which are units of length, capacity, mass, and time
Rule for Solving Problems
Write what you have (on the left)
Write what you need (on the right)
Find a Conversion Factor(s)
Cancel units that are in both the numerator and denominator
Perform the math
Draw a circle or box around the final answer
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