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IB ESS HL 1.2.4 Types of Flows Questions

Practise IB ESS HL 1.2.4 by analysing how location, state, composition and energy changes distinguish processes in cycle and ecosystem diagrams.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • Differentiate transfer and transformation using location, state, chemical composition and energy criteria.
  • Analyze water, farming, nitrogen and atmospheric examples to classify their process types.
  • Interpret energy diagrams by linking stores to transfers and transformations such as feeding and respiration.
  • Analyze hydrological diagrams for fog drip, evapotranspiration, condensation and related flows.

IB ESS HL 1.2.4 Types of Flows Questions question 1

[Maximum number: 2]
Representation of the water cycle

Figure:Representation of the water cycle

Identify one transfer and one transformation process shown in the water-cycle diagram shown above.

Transfer:
Transformation:

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