12/12/13, Thursday
Post date: Dec 12, 2013 9:48:51 PM
Bell Ringer
Most TVs have pixels with the ability to produce red, blue, or green light only. By mixing different amounts of these colors of light, other colors are observed. Describe the combinations of red, blue, and green light needed to make the following colors: cyan, yellow, magenta, white, and black.
Activities
Colors
Review - how cones work
Intro to color mixing - notes
Color mixing demo, predictions and checks in the dark, scary room (illuminating colored objects with various colors of light)
Finish color mixing notes
Work time - complete chapter 13 homework
Correct chapter 13 homework in class
Discuss how to finish mirror on a stick lab
Phosphors
absorb energy from light (or other sources), emit new light in a specific color
Neon colored cloths, paper
"Makes your whites whiter and your brights brighter"
Whitening toothpaste
Highlighters
Assignments
Finish mirror on a stick lab