Light- Gr 4 Lesson Plans ESCI 2015
... a. Differentiate between natural (e.g., fire, sun, star, lightning, aurorae, fireflies, and bioluminescent
fungi) and artificial (e.g., light bulb, street light, glow stick, LED, tanning lamp, and laser) sources of
light in the environment.
Content Background: Adaptive from: Swirk. (2015). Sources o ...