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Hydrogen: Animated film
Hydrogen, you've been hearing about it a lot lately. But what exactly is hydrogen? What can you do with it? What are the applications of sustainable hydrogen? In this video we explain how hydrogen contributes to the sustainable world of …
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Lesson in images, filtering and purifying: Audiovisual teaching material
In this collection you will find image and sound fragments about filtering and purification, together with more context and concrete teaching tips. This collection on filtering and purifying provides examples of possible teaching moments in which …
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Why are we so sure that the big bang really happened?
Many of us believe that the Earth, along with all other planets and solar systems, was created by the Big Bang. But how can we be so sure? Because some professors tell us that? No, there is evidence that the Big Bang actually happened. Particle …
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How do scientists know how old the ice mummy Ötzi is?
On September 19, 1991, two German mountain hikers found a mummy in the Italian Ötztal Alps. Archaeologists called him Ötzi and stated that he lived about 5300 years ago. But how can they be so sure? Geologist Patrick Degryse (KU Leuven) takes …
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Why aren't people blue?
Tropical fish, birds of paradise, a limitless flora,... all colored in all shades of the rainbow. We humans have an extremely unimaginative skin color compared to all that nature. How did that happen? What are all those colors for? And what …
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Stoichiometry: Explanation video
In this video I solve some exercises on the atomic balance. I start with the easier exercises, with increasing difficulty.
I make this video available to the students when they process the material of this chapter at home.
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Ionization: Explanation video
This video explains how acids dissolve in water through ionization. This video can be used for distance learning or for students who were absent during class or also to support the course.
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Dissociation reaction: Explanation video
This video about the dissociation of salts can be used for students who receive home education or to support a course or lesson.
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Reaction comparisons: Recognize redox and acid-base reaction
Explanation film about how a reaction equation can be used to recognize whether it is a redox reaction or an acid-base reaction. More explanation and exercises can be found at chemistry havovwo .
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STEM professions: Audiovisual teaching materials
In this collection you will find image and sound fragments about STEM professions, together with more context and concrete teaching tips. To make it easier for students to link practical professions to their STEM education, you will find STEM …
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The particle model, molecules and atoms: Audiovisual teaching material
In this collection you will find image and sound fragments about the particle model: molecules and atoms, together with more context and concrete teaching tips. In the lesson on the particle model, students learn that all matter consists of …
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Sustainability: Audiovisual teaching material
In this collection you will find image and sound fragments about sustainability, together with more context and concrete teaching tips. This collection was created for the READY episode Sustainability.
View the collection Cleared out: …
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