Whole of Energy Changes | GCSE Chem Paper 1 | AQA Triple Science, Higher

Everything you need for Energy Changes for Triple Science students. Timestamps below for easy navigation. Paper 2 whole topic videos available for members — click the ’Join’ button under the video Timestamps 00:00 Introduction to AQA GCSE Chemistry - energy changes 0:23 - Exothermic and endothermic reactions - definition of exothermic and endothermic reactions 02:18 - Activation energy and reaction profiles - Explanation of activation energy and what a reaction profile is. How to label the parts of reaction profile diagrams 04:21 - Energy change of reactions including bond energy calculations, linked to reaction profiles - how to calculate bond energies 09:31 - Cells and batteries (triple science only) - how to make simple cells and factors that affect the voltage. How to place metals in order of reactivity using simple cells 12:27 - Fuel cells, including hydrogen fuel cells (triple science only) - how hydrogen fuel cells work and advantages and disadvantages of fuel cells. Note - any higher tier content in the video is highlighted. Foundation students should ignore anything labelled 'Higher' The videos are planned, recorded and edited by science teacher, Kishore Vyas. Visit the website for the the complete set of videos, plus exam questions and answers: TheScienceBreak.com Also, check out: Instagram:   / thesciencebreak   Facebook:   / thesciencebreak   Twitter:   / thesciencebreak   TheScienceBreak.com