Figure 1. Screenshot from the opening scene in tutorial 1. Niklas is curious about rainbows, and raises the question how photons interact with molecules.

From

Green Chemistry in STEM Education: Light for Basic Concepts

Rainer Brunnert, Michael W. Tausch

World Journal of Chemical Education. 2023, 11(3), 65-73 doi:10.12691/wjce-11-3-8