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The first law of thermodynamics

The first law of thermodynamics is part of IB Environmental Systems and Societies Topic 2.2. Below you'll find links to free study notes, flashcards, and practice questions.

Read the full notes: The first law of thermodynamicsDetailed notes with diagrams, key terms, glossary, and exam tips
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More in Topic 2.2

2.2.1Energy and matter in ecosystems2.2.3Photosynthesis and respiration transform energy and matter2.2.4Photosynthesis: from light to biomass2.2.5Producers: the first trophic level2.2.6Cellular respiration: releasing energy2.2.7Respiration and heat2.2.8The second law of thermodynamics2.2.9Consumers and their feeding strategies2.2.10Producers and consumers in food chains2.2.11Food chains and trophic levels