Size, Ratio, and Amount Matter

Analyze how differences in scale, proportion, or quantity affect a system's structure or performance.

Part of The student understands that recurring themes and concepts provide a framework for making connections across disciplines

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Intro

Scale, Proportion, and Quantity

Systems can change in three ways: scale (overall size), proportion (ratio of one part to another), and quantity (total amount). Each kind of change can affect a system's structure, how it is built, or its performance, how well it works. To analyze a change, find the cause and its effect.

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Finding Causes and Their Effects21 of 49How Parts of a System Depend on Each Other