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).
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]
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]
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
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
#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
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1
From playlist Classify Polygons
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
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
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
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