Measuring with Significant Figures (van Geel, 3:44)
How to accurately record a measurement to the correct number of sigfigs
Counting Significant Figures (Genova, 5:06)
What are significant figures? How to count them using the Atlantic/Pacific Rule.
Counting Significant Figures (van Geel, 3:33)
Given a number, how to determine how many sigfigs it contains (often necessary to do calculations)
Calculations with Significant Figures (van Geel, 6:10)
After a calculation, how to round an answer to the correct number of sigfigs (must be able to count sigfigs)
Challenging Addition/Subtraction Problems with Significant Figures (Genova, 3:47)
How to do trickier sigfig problems with addition/subtraction.
Challenging Multiplication/Division Problems with Significant Figures (Genova, 3:21)
How to do trickier sigfig problems with multiplication/division.
Scientific Notation (van Geel, 7:35)
Why scientific notation is used, how to use it properly, and how to enter it in different types of calculators.
Calculating Percent Error and Percent Deviation (Genova, 3:24)
How to calculate these measurements on a set of data.
Basic Metric Conversions (Genova, 3:24)
Moving the decimal point for very basis metric to metric conversions.
Fenceposting Length (van Geel, 5:25)
How to do a multi-step length conversion using fenceposting.
Metric Conversions in a Fenceposting Problem (Genova, 4:13)
Using metric conversions as one part of a dimensional analysis problem.
Converting a Compound Unit (Genova, 2:03)
Converting a unit made of multiple units, such as g/L or miles/gal.
Converting an Area or Volume Unit - (Genova, 3:25)
Converting a unit like m2 or cm3.
Converting a Compound Unit (w exponents) (Genova, 1:45)
Converting a unit like pounds/in2
Using Density with Dimensional Analysis (Genova, 5:39)
Turning density into a conversion to be used with dimensional analysis.
Percent Problems with Dimensional Analysis (Genova, 3:08)
How to solve problems with percent using DA techniques.
Word Problems with Dimensional Analysis (Genova, 2:11)
How to solve word problems using DA techniques.
Complicated Dimensional Analysis (Genova, 4:52)
How to solve a tougher problem with DA techniques.
Classifying Matter (Morrison, 2:15)
How to classify matter given a particle diagram.
Chemical vs. Physical Changes (Morrison, 2:17)
How to distinguish between chemical and physical changes.