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Results for: 'valid and reliable'

53:39

HDFS 161 Episode 2

By: lshelton

Professor Shelton discusses the concept of "the social context" of development and provides examples and raises questions about what aspects of the social context are important to children, families and others across the life span.

15:33

Here, There, and Everywhere (analysis)

By: dfeurzei

Analysis of "Here, There, and Everywhere" with focus on harmony, melody, and lyrics

18:35

HDFS 161 Episode 4

By: lshelton

Professor Shelton discusses the relationships of gender, family and parenthood to employment and introduces Madeleine Kunin's proposals for changing the ecosystem of work to better support women, parents and families.

32:30

MU 060 harmonic series and spectrum

By: dfeurzei

Explanation and demonstration of the harmonic series and its relation to tone color

10:26

sentential translations 1 PHIL013AB

By: mcweiner

A ten-and-a-half-minute video about how to do translations in sentential logic, using the basic connectives and phrases like "neither" and "unless."

14:12

250 Index and Scale

By: 97dconne

250 Index and Scale

1:29

Fall Color

By: uvmext

Autumn colors in leaves of maple trees is an annual phenomenon that is highly prized for its beauty and is also economically important. As day length shortens, the tree stops making new green chlorophyll pigment while the chlorophyll already in th...

0:43

Heat

By: uvmext

Processing sap with heat in the evaporator is essential. The reactions responsible for the development of maple syrup's characteristic color and flavors require heat to proceed. Syrup produced by methods with little or no heating, such as freeze-d...

1:22

Hydrometers

By: uvmext

The Vermont maple law requires packaged maple syrup have a density of between 66.9 and 68.9 degrees Brix. Brix is a measure of sugar concentration in a pure sugar solution. Although we know there are other many dissolved minerals in maple syrup th...