Metric System, The: Converting Metric Units: Unit Cancellation and Moving Decimals
This clip explains how to convert metric units using the unit cancellation method, which uses unit equivalences and conversion factors. The clip also points out that moving decimal points is a simple way to convert between metric units, although som...
Metric System, The: Metric Units, Prefixes, Equivalences and Abbreviations
This clip presents the units for length, fluid volume and mass used in the Metric System. The clip also provides some of the key prefixes and abbreviations for Metric System units of measurement, as well as unit equivalences.
Metric System, The: Solving Conversion Problems: The Decimal Method and the Unit Cancellation Method
This clip explains how to solve unit conversion problems using the decimal method and the unit cancellation method. The clip points out that, "
the advantage of unit cancellation is that you're not likely to make mistakes with decimals. The advanta...
Metric System, The: Introduction to the Metric System
This clip explains that the United States stands virtually alone in using the U.S. Customary System of Measurement (also known as the English System). Most of the world uses the Metric System. The clip lays out the Metric System equivalences for the...
Length: Converting Between the U.S. Customary and Metric Systems
This clip explains how to use both the unit cancellation and decimal methods to convert between the U.S. Customary and Metric Systems. "To convert between the two systems," the clip states, "we'll use a new equivalence: 1 inch equals 2.54 centimeter...
Area and Volume: Finding the Area of a Parallelogram or a Triangle
This clip explains that finding the area of a parallelogram is much like finding the area of a rectangle. "The area of a parallelogram equals the base times the height," the clip states. The clip further notes that, "
if we cut a parallelogram in h...
Length: Units of Length in the Metric System
This clip lists some of the things metric units are used to measure, as well as the closest equivalent units in the U.S. Customary System.
Perimeter: Perimeter and Irregular Polygons
This clip explains that, "
we can find the perimeter of any polygon by adding the lengths of all sides." The clip includes practical problems and examples which demonstrate how this is done.
Perimeter: Finding Unknown Side of a Rectangle When Perimeter and One Side Are Known
This clip uses practical problems and simple equations to explain how the perimeter formula for rectangles can be used to find the length of an unknown side, when the perimeter and length of one side are known.
Length: Converting Meters to Feet and Kilometers to Miles
This clip presents practical problems in which meters must be converted to feet, and kilometers must be converted to miles. In the first problem, the student must determine how many feet of telephone cord are on a 100-meter roll. "We'll use the deci...