GCSE Physics - Atmospheric Pressure #50

This video covers: - Which gases make up our atmosphere - Why atmosphere pressure decreases with increasing altitude - Why it is difficult to breathe at high altitudes General info: - Suitable for all GCSE courses - See below for whether it is higher or foundation tier for your exam board - See below for whether it is triple or combined for your exam board Exam board specific info: AQA - Separate (triple) science only IGCSE Edexcel - Not in course Edexcel - Separate (triple) science only OCR 21st Century - Separate (triple) science only OCR Gateway - Separate (triple) science only GCSE Chemistry playlist: https://www.youtube.com/watch?v=fN8kH9Vvqo0&list=PLidqqIGKox7WeOKVGHxcd69kKqtwrKl8W GCSE Biology Playlist: https://www.youtube.com/watch?v=--dIBinUdeU&list=PLidqqIGKox7X5UFT-expKIuR-i-BN3Q1g GCSE Physics Playlist: https://www.youtube.com/watch?v=aHVJfRxeAxo&list=PLidqqIGKox7UVC-8WC9djoeBzwxPeXph7