Units of measurement

Decipol

The decipol is a unit used to measure the perceived air quality. It was introduced by Danish professor P. Ole Fanger. One decipol (dp) is the (PAQ) in a space with a of one olf (one standard person) ventilated by 10 L/s. It was developed to quantify how the strength of indoor pollution sources indoors influence air quality as it is perceived by humans. (Wikipedia).

Decipol
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Octahedron in Geogebra

Octahedron in Geogebra Step by step tutorial here: https://youtu.be/LmCs6dzZreA In case you wanna to pay me a drink: https://www.paypal.me/admirsuljicic/

From playlist Geogebra [Tutoriali]

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Octahedron in Geogebra [Tutorial]

Octahedron in Geogebra [Tutorial] In case you wanna to pay me a drink: https://www.paypal.me/admirsuljicic/

From playlist Geogebra [Tutoriali]

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Radian Illustrator (Desmos)

What Is a radian? Coffee ☕️ + Desmos 🙂 this AM = https://www.desmos.com/calculator/bcgjcpci3k. Also added to https://teacher.desmos.com/activitybuilder/custom/60742b18afd8ae0d274b6efb.

From playlist Desmos Activities, Illustrations, and How-To's

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What's an Octagon? Geometry Terms and Definitions

An introduction to the octagon, a fundamental geometric shape. Geometer: Louise McCartney Artwork: Kelly Vivanco Director: Michael Harrison Written & Produced by Kimberly Hatch Harrison and Michael Harrison ♦♦♦♦♦♦♦♦♦♦ Ways to support our channel: ► Join our Patreon : https://www.patre

From playlist Socratica: The Geometry Glossary Series

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Cycloid

#Cycloid: A curve traced by a point on a circle rolling in a straight line. (A preview of this Sunday's video.)

From playlist Miscellaneous

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What is a concave polygon

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From playlist Classify Polygons

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Scandium - Periodic Table of Videos

New version of our Scandium video can be found at http://www.youtube.com/watch?v=KkKv5ilmRjY More links in description below ↓↓↓ Scandium is element number 21 on the periodic table. Support Periodic Videos on Patreon: https://www.patreon.com/periodicvideos A video on every element: htt

From playlist With Portuguese subtitles (Português) - Periodic Videos

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Using the properties of rectangles to solve for x

👉 Learn how to solve problems with rectangles. A rectangle is a parallelogram with each of the angles a right angle. Some of the properties of rectangles are: each pair of opposite sides are equal, each pair of opposite sides are parallel, all the angles are right angles, the diagonals are

From playlist Properties of Rectangles

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Linear Desface

Here we show a quick way to set up a face in desmos using domain and range restrictions along with sliders. @shaunteaches

From playlist desmos

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We Love Opera! What is a recitative in an opera?

A quick definition of the opera term "recitative." It's a little break from the more complicated singing. Want to go to the opera, but you're not sure you'll understand what's going on? "We Love Opera" is a video series from Socratica that will help you understand what opera is all abo

From playlist Opera Glossary

Related pages

Olf (unit)