Objectives for Light Waves and Color

 

Lesson Plans || Learning Outcomes and Activities || Teacher Notes || Labs
 

The list below displays sample learning objectives for the unit on Light Waves and Color. The various activities from the Lesson Plans have been organized by objective. This format of organizing The Physics Classroom's activities may be more useful to some teachers than the Lesson Plan format. It is worth noting that the activities identified below only include those activities included on the Lesson Plans and in the Pre-Built Task Tracker courses. Additional activities are referenced on the Teacher Notes page.

 

1. Wave Nature of Light

Describe the evidence for the wave nature of light and the limitations of the wave model in explaining phenomenon such as the photoelectric effect.
 

Reading:



Video:

Science Reasoning Center Activity:

Physics Interactives:


 

2. Polarization

Compare and contrast polarized and unpolarized light, describe the effect of a Polaroid filter on light, and discuss the various means by which unpolarized light can become polarized.
 

Reading:



Video:

Think Sheets:

Physics Interactives:

Minds On Physics:
Mission LC2 on Polarization


 

3. Light Intensity

Predict the effect of the power of the light source and the distance from the light source upon the intensity of light on a surface some distance away.
 

Video:



Labs:
Lab 1: Diluted by Distance


Science Reasoning Activity:

Concept Builders:


 

4. Two-Point Source Interference

Explain when and why a two-point source light interference pattern is created and use Young's equation to analyze a pattern to determine the wavelength of light.
 

Reading:



Video:



Labs:
Lab 2: Two-Point Source Analysis

Lab 3: Young's Experiment


Physics Interactives with Concept Checkers:

Think Sheets:


CalcPad Problem Sets:
Light Waves 1 on Path Difference

Light Waves 2 on Young's Equation



 

5. Electromagnetic Spectrum and Visible Light Spectrum

Identify the patterns associated with wavelength, frequency, and energy/photon for the various regions of the electromagnetic and visible light spectra.
 

Reading:


Video:

Think Sheets:

Science Reasoning Activity:

Minds On Physics:
Mission LC1 on Electromagnetic and Visible Light Spectrum


 

6. Color Addition

Describe the mechanisms by which the eye perceives color, identify the three primary colors of light, and discuss how primary colors of light can mix in varying intensities to produce the millions of colors the eye can perceive.
 

Reading:



Video:

Think Sheets:

Physics Interactives with Concept Checkers:

Concept Builders:

 

7. Color Subtraction

Use the incident-absorbed-reflected model to explain and predict the color appearance of objects when the incident colors of light and the imparted pigments are known.
 

Reading:



Video:

Labs:
Lab 4: Taking Away From RGB


Think Sheets:

Physics Interactives with Concept Checkers:

Concept Builders:

Minds On Physics:
Mission LC4 on Complementary Colors of Light

Mission LC5 on Color Subtraction

Mission LC6 on Primary Pigments

Mission LC9 on Shadows


 

8. Filters

Use the incident-absorbed-transmitted model to explain and predict the color appearance of objects when the viewed through a specific colored filter.
 

Reading:



Video:

Labs:
Lab 5: Filtering Away


Think Sheets:

Concept Builders:

Minds On Physics:
Mission LC8 on Color Filters


 

Review Activities

The Review Session: Light and Color




 

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Physics teachers may find the following for-sale tools to be useful supplements to our Lesson Plan and Pacing Guide section:

 

  1. Task Tracker Subscription (annual purchase)
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    We publish a free curriculum with >200 ready-to-use Think Sheets for developing physics concepts. The Solutions Guide is a download containing the source documents, PDFs of source documents, and answers/solutions in MS Word and PDF format. An expanded license agreement is included with the purchase. (Cost: $25 download)
     
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  4. Question Bank
    We distribute a Question Bank that includes more than 9300 questions neatly organized according to topic. The Question Bank is the perfect tool for busy teachers or new teachers. Even if you don't use the website with your classes, the Question Bank will assist you in quickly putting together quizzes, tests and other documents with high-quality questions that target student's conceptions of physics principles. And if you do use The Physics Classroom website, the Question Bank is the perfect complement to the materials found at the website. (Cost: $25 download)