Explore natural and human made light sources in the environment in this live-action video produced by WGBH. The video can help children observe and identify light sources and describe objects that are visible in the light’s path. Support materials include: Background Reading, Teaching Tips, and Dis
In this video we’re going to look at how to use substitution in equations to generate a table of ordered pairs. Ordered pairs (coordinates) can be used to solve equations, to plot graphs, and so we come across them a lot in Maths. You should already know how to substitute into equations, and how t
Each acid-base reaction usually consists of 2 corresponding pairs. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugha AI.
Molecules are compounds of non-metal atoms. But how does the bond come about? They cannot give up or absorb electrons completely, because both partners want to have more. Using the fluorine molecule as an example, the electron pair bond is explained with the help of the energy level diagram. Origin
Click here to see more videos: https://alugha.com/mysimpleshow Is Wikipedia a reliable source? What information can actually be published on Wikipedia? We try to answer these questions by explaining the basic principles of the neutrality & reliability of sources used when editing an article on Wiki
Is Wikipedia a reliable source? What information can actually be published on Wikipedia? We try to answer these questions by explaining the basic principles of the neutrality & reliability of sources used when editing an article on Wikipedia. This video was produced in cooperation with Wikimedia Ge
When we move to another country, we are often exposed to a culture that is different from ours. We have to go through four phases of transition: honeymoon, frustration, adaptation and integration. Some people are enthusiastic about the foreign culture for months, while others are frustrated on the f
When children become teenagers, hormonal changes shift their circadian rhythm – they get tired later. Because schools usually don't adapt to their new natural sleep cycle, they often sleep less on weekdays, affecting their memory, emotional well-being, and health. If we want teens to learn and thriv
Today, medicine is seen as an authority and a sacred institution. But like any institution, it has a dark past. The story of Dr. Ignaz Semmelweis shows how medicine was terribly wrong and how the poor judgment of the doctors cost many women their lives. In 19th-century Vienna, the young doctor was r
As you read this text, your eyes send signals to your working memory, which briefly stores each word to ensure that you understand the sentence without confusion. The reason you understand what you're reading is because of your long-term memory—at least that's the theory of the multi-store model of
The volcanoes of the Andes are particularly explosive. The oceanic plate that dips below the continental one contains a lot of water. The water evaporates in the glowing magma. High pressure is created, which discharges at the Earth's surface in massive volcanoes. Source: https://www.zdf.de/dokumen
Click here to see more videos: https://alugha.com/mysimpleshow Sleep is the best medicine. We’ve all heard that. But sleeping well isn’t so easy. We explain tricks you can use to get excellent sleep again! Author: Johanna Stauss, MSc Psychology Discover more sleep related topics here: http://www
