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Big idea: Earth chemistry
Substances can move within and between Earth’s atmosphere, hydrosphere, geosphere and biosphere as part of large-scale Earth systems.
"Earth chemistry" is one of 15 big ideas of science in the Best Evidence Science Teaching collection. Understanding of the big idea is built up by a series of key concepts at age 11-16, which have been organised into teaching topics.
The research-informed resources for each key concept make up a progression toolkit that provides:
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appropriately-sequenced steps for learning progression
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diagnostic questions to reveal preconceptions and common misunderstandings
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response activities to challenge misunderstandings and encourage conceptual development
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This Best Evidence Science Teaching topic looks at the key concept of the water cycle. The resource includes diagnostic questions and response activities support students in being able to:
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