Electromagnetic Radiation

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= Additional information =

Useful websites

 * 1) http://en.wikipedia.org/wiki/Electromagnetic_radiation
 * 2) http://chemwiki.ucdavis.edu/Physical_Chemistry/Spectroscopy/Fundamentals/Electromagnetic_Radiation Click here : Waves and charateristics
 * 3) http://en.wikipedia.org/wiki/Radiation#Notes_and_references  Click here : About Radiation notes and references
 * 4) http://www.school-for-champions.com/science/electromagnetic_waves.htm#.U05YjGYvnzo  -Electromagnetic Spectrum
 * 5) http://www.school-for-champions.com/science/light.htm -VisibleLight
 * 6) http://www.school-for-champions.com/science/xrays.htm -X-Rays

Reference Books

 * Refer 9th standard Science TamilNadu textbook from the following link page no 255- 340 Click here

= Teaching Outlines =

Learning objectives

 * 1) Terms related to Wave Motion
 * 2) Terms related to Elcetromagnetic Wave
 * 3) Distinguish between Mechanical Wave and Electromagnetic wave
 * 4) General Properties of Electromagnetic Waves
 * 5) Seven broad ranges of Electromagnetic Waves
 * 6) Method of producing different ranges of Electromagnetic Waves
 * 7) Recognize that visible light is a part of Electromagnetic Radiations
 * 8) Uses of Electromagnetic Waves

Notes for teachers
These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.

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Questions:-Electromagnetic Spectrum

What is the electromagnetic spectrum? What are the characteristics of electromagnetic waves? How are these waves created and detected?

Questions:-Visible Light

How is visible light detected? What are its main characteristics? How is light created?

Questions:-X-Rays

How where x-rays discovered? How are the created and detected? How are x-rays used?


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Notes for teachers
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Activity No #

 * Estimated Time
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 * Process (How to do the activity)
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Activity No #

 * Estimated Time
 * Materials/ Resources needed
 * Prerequisites/Instructions, if any
 * Multimedia resources
 * Website interactives/ links/ simulations
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