Do you need oxygen in airplane oxygen masks? How to take it with you on a submarine?
From this lesson you will learn:
- how oxygen masks actually work in airplanes;
- what are decomposition reactions;
- what is a catalyst and how does it affect chemical reactions;
- is it possible to generate oxygen from carrots;
- what will we get if we pass a current through water?
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The video meets the current curriculum requirements of the Ministry of Education and Culture of Ukraine. It passed the quality assessment of the State University's "Ukrainian Institute for the Development of Education" affiliated with the Ministry of Education and Culture of Ukraine.
Time codes:
00:00 - where does the oxygen come from on board the plane
00:35 - the study of Joseph Priestley
00:52 - decomposition reactions
01:49 - extraction of oxygen from hydrogen peroxide
02:51 - the concept of a catalyst
04:37 - decomposition of water under the action of electric current
05:05 - extracting oxygen from the air
06:01 - how oxygen is extracted for the oxygen masks of the plane
07:16 - remember
An extended version of this video lesson can be found on the Pi-stacja portal: ua.pistacja.tv
- video in MP4 format for download;
- summary plate, or "Remember", in PDF format;
- additional materials.
AUTHORS OF THIS VIDEO
Educational Foundation Katalyst Education (katalysteducation.org)
Screenplay: Evgeniya Ostapiv
Consulting: Iryna Padalko, Nadiya Chernobay
Voiceover: Kyrylo Momot
Editing: Valeriya Lyubinska
Sound editing: Kyrylo Momot
Animation: Valeriya Lyubinska, Viktoriya Kniginitska
Text editing: Tatyana Shishko
Quality control: Darya Bychkova
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© Pi-stacja UA / Katalyst Education. This video is licensed under the Creative Commons Attribution-Noncommercial-Share Alike 4.0 International license (creativecommons.org/licenses/.... You can only use it in its entirety, without dividing it into fragments. You may not remove, upload, modify, edit, or otherwise use individual elements from the video (images, text, graphics, music, etc.), as this is not covered by the CC BY-NC-SA 4.0 license. If you wish to use the video in your non-commercial project, please credit Pi-stacja UA and Katalyst Education as the authors. We do not allow the use of Pi-stacja project or channel logos (eg Pi-stacja UA) separately from this video. Correct link: Pi-stacja UA/Katalyst Education (CC BY-NC-SA 4.0).
28 май 2024
