Demonstrates: Refraction of light due to dust particles.
Description: A gray projector and an aquarium filled with water. Show class image with clean water then add creamer to show "sunset" on the wall. "Sun's" image will become redder as more creamer is added.
Instructions:
Items Used:
Notes: Dry tank after each use. Math Description: None.
Size: 13" h x 36" w. Condition: Good. Hazard: Water can make a mess - move s