This video for key stage 3 biology, goes through the effects of asthma, smoking and exercise on the lungs.

Work along sheet - print this sheet to make notes for later revision, using diagrams from the video.

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Visit thesciencebreak.com for videos, notes, exam question practice and more Recommended revision book linked below.

Whole of Key Stage 3 Science (Amazon affiliate)
Revision guide [ Ссылка ]
Workbook with answers [ Ссылка ]

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