Curated OER
Pinhole Viewer
Learners make a pinhole viewer to demonstrate how it inverts light passing through it which produces inverted images.
Curated OER
Density
Ninth graders predict when an object will sink or float based on comparison of the density of the object to the density of the substance in which it is placed.
Curated OER
Brain POP - Volcano
In this volcano worksheet, students complete 15 fill in the blank questions on the basics of volcano structure and volcano trivia.