IB ESS SL 1.2.4 Types of Flows Question Bank
Distinguish transfers of energy or matter from transformations of chemical nature, state or energy.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
Exam points
- identify the system boundary and relevant components
- classify each flow or exchange precisely
- explain the system behaviour using energy, matter and interaction terms
1.2.4—Types of flows question 1
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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