Learner Preview · Science
Your goal
develop and use models to describe the atomic nature of matter; demonstrate how they provide a simple way to account for the conservation of mass, changes of state, physical change, chemical change, mixtures, and their separation
Choose how to enter
Read · Listen · Watch · Visual Map · Interactive · 3D only where it helps understanding
Accessibility
Easy / Standard / Exam language · read aloud · reduced motion · chunked instructions · vocabulary support · voice or typed response · non-drag/non-visual alternative where needed.