WEC 120 covers 9 topics. StudyPath paces them into daily study sessions that finish before your exam date, with practice questions and worked answers for each one.
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The topics this course covers, in teaching order.
One topic, as StudyPath teaches it.
Atomic movement and diffusion are the fundamental processes that govern mass transport in solids, liquids, and gases. Mastering diffusion mechanisms, the Arrhenius relationship, and the role of defects is essential for predicting microstructural evolution, alloy performance, and failure modes in engineering materials.