Video playlist
Energy changes. Video
A video about the energy changes involved in chemical reactions, whether exothermic or endothermic.
Investigating exothermic and endothermic reactions. Video
Dr Maggie Aderin-Pocock and Dr Alex Lathbridge investigate exothermic and endothermic reactions.
Balancing chemical equations. Video
Alisha Kakar explains how to balance chemical equations
The Earth's early atmosphere. Video
Alisha Kakar explains which gases scientists think may have been present in Earth’s early atmosphere
How carbon dioxide decreased. Video
Alisha Kakar explains why the carbon dioxide in Earth’s atmosphere decreased millions of years ago.
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