Did you know that too much carbon dioxide in the classroom can affect your body, and even your grades?

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Carbon dioxide is an important part of the air we breathe both on Earth and in space. This backgrounder explains what carbon dioxide is, how it is measured and how it affects us both mentally and physically.

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In April 2016, three Let’s Talk Science outreach sites worked together to send a helium balloon to the edge of space. It was the first time that volunteers from the University of Guelph, McMaster University and the University of Toronto Mississauga had participated in the the National High Altitude Balloon Experiment.

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We all know that warm air rises, but how does this scientific fact influence our weather and create those flows of air molecules that we know of as wind? In this episode of SciShow, Hank explains where wind comes from, what factors influence it, and how fast it can go! (3:10 min.)

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CurioCity resources which align with Yukon's Earth Sciences 11 Curriculum Content area on Atmospheric Science and Climate.

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CurioCity resources which align with British Columbia's Earth Sciences 11 Curriculum Content area on Atmospheric Science and Climate.

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CurioCity resources which align with the Nunavut Experiential Science 10 Unit 2 on Climatology and Meteorology.

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In episode 21 of Speaking of Chemistry, this video looks at the pros and cons of new more environmentally friendly refrigeration alternatives. (3:19 min.)

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CurioCity resources which align with Ontario's Grade 11 Chemistry SCH3U F: Gases and Atmospheric Chemistry

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CurioCity resources which align with Quebec's Secondary V Chemistry content area: Gases

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