Scale, proportion, and quantity in NGSS

In Next Generation Science Standards (NGSS), scale, proportion, and quantity play an important role as one of the Crosscutting Concepts we consider when thinking about ecosystems, chemical reactions, particles, space, and so much more! According to NGSS Hub,
“…it is critical to recognize what is relevant at different size, time, and energy scales, and to recognize proportional relationships between different quantities as scales of change.”
From K-2, when learners discuss the sizes of objects and events in relation to one another (bigger and smaller, faster and slower), to High School, when learners use orders of magnitude […]