Bureaucrats, oversight, Administrators
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From Karnataka Open Educational Resources
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Text replacement - "</mm>" to ""
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+
+#General Properties of Electromagnetic Waves+
−#Seven broad ranges of Electromagnetic Waves
−#Method of producing different ranges of Electromagnetic Waves
−#Recognize that visible light is a part of Electromagnetic Radiations
−#Uses of Electromagnetic Waves
<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#ffffff; vertical-align:top; text-align:center; padding:5px;">
+''[http://karnatakaeducation.org.in/KOER/index.php/ವಿದ್ಯುತ್ಕಾಂತೀಯ_ವಿಕಿರಣ ಕನ್ನಡದಲ್ಲಿ ನೋಡಿ]''</div>
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While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist''']
While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist''']
= Concept Map =
= Concept Map =
+[[File:ELECTRO-MAGNETIC RADIATION.mm|Flash]]
__FORCETOC__
__FORCETOC__
+
= Textbook =
= Textbook =
To add textbook links, please follow these instructions to:
To add textbook links, please follow these instructions to:
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# http://www.school-for-champions.com/science/light.htm -VisibleLight
# http://www.school-for-champions.com/science/light.htm -VisibleLight
# http://www.school-for-champions.com/science/xrays.htm -X-Rays
# http://www.school-for-champions.com/science/xrays.htm -X-Rays
+
+==Multimedia==
+#Electro-magnetic Radiation
+{{#widget:YouTube|id=dzyPT7kxp8M}}
+
+#Radiation
+{{#widget:YouTube|id=4S-MevRKGZs}}
+
+#Waves
+{{#widget:YouTube|id=JppViHtLNlc}}
+
+# What is electromagnetic Wave?
+{{#widget:YouTube|id=RmZhGomwzFc}}
==Reference Books==
==Reference Books==
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#Terms related to Elcetromagnetic Wave
#Terms related to Elcetromagnetic Wave
#Distinguish between Mechanical Wave and Electromagnetic wave
#Distinguish between Mechanical Wave and Electromagnetic wave
−===Notes for teachers===
===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.''
''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.''
−===Activity No # ===
+===Activity No # '''Electromagnetic Waves'''===
#Play with a bar magnet and coils to learn about Faraday's law.<br>
#Play with a bar magnet and coils to learn about Faraday's law.<br>
#Move a bar magnet near one or two coils to make a light bulb glow.<br>
#Move a bar magnet near one or two coils to make a light bulb glow.<br>
#View the magnetic field lines or use a meter to show the direction and magnitude of the current.<br>
#View the magnetic field lines or use a meter to show the direction and magnitude of the current.<br>
#Play with electromagnets, generators and transformers.
#Play with electromagnets, generators and transformers.
−{| style="height:10px; float:right; align:center;"
{| style="height:10px; float:right; align:center;"
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|}
|}
* '''Estimated Time'''
* '''Estimated Time'''
−* '''Materials/ Resources needed'''<br>
+* '''Materials/ Resources needed'''<br>Downloaded video, DVD player/ Computer and projector<br>
* '''Prerequisites/Instructions, if any'''
* '''Prerequisites/Instructions, if any'''
* '''Multimedia resources'''<br>
* '''Multimedia resources'''<br>
−This video explains about electromagnetic waves
+Electromagnetic radiation is self sustaining energy with electric and magnetic field components.
+It is commonly referred to as 'light' also known As: light, EMR, EM radiation, electromagnetic waves<br>
+<br>
+{{#widget:YouTube|id=xZ6XUk7QLbU}}<br>
* '''Website interactives/ links/ simulations'''<br>
* '''Website interactives/ links/ simulations'''<br>
'''Interactive Simulations on Radio Waves and Electromagnetic Waves'''
'''Interactive Simulations on Radio Waves and Electromagnetic Waves'''
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What are the characteristics of electromagnetic waves?<br>
What are the characteristics of electromagnetic waves?<br>
How are these waves created and detected?<br>
How are these waves created and detected?<br>
+
+Source:[http://www.school-for-champions.com/science/electromagnetic_waves.htm#.U05YjGYvnzo Electromagnetic Spectrum -School for Champions]
'''Questions:-Visible Light'''
'''Questions:-Visible Light'''
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What are its main characteristics?<br>
What are its main characteristics?<br>
How is light created?<br>
How is light created?<br>
+
+Source:[http://www.school-for-champions.com/science/light.htm Visible Light-School for Champions]
'''Questions:-X-Rays'''
'''Questions:-X-Rays'''
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How are x-rays used?<br>
How are x-rays used?<br>
+Source:[http://www.school-for-champions.com/science/xrays.htm X-Rays-School for Champions]
* '''Question Corner'''
* '''Question Corner'''
−===Activity No # ===
+===Activity No 1#'''Explain Difference between electromagnetic waves and Mechanical Waves''' ===
+{| style="height:10px; float:right; align:center;"
{| style="height:10px; float:right; align:center;"
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
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|}
|}
* '''Estimated Time'''
* '''Estimated Time'''
−* '''Materials/ Resources needed'''
+* '''Materials/ Resources needed'''<br>Downloaded video, DVD player/ Computer and projector<br>
* '''Prerequisites/Instructions, if any'''
* '''Prerequisites/Instructions, if any'''
−* '''Multimedia resources'''
+* '''Multimedia resources'''<br>
−* '''Website interactives/ links/ simulations'''
+This video explains about difference between electromagnetic waves and mechanical waves.How to transfer all energy from one place to another<br>
+<br>
+{{#widget:YouTube|id=997iDD6Fu0A}}<br>
+Source:Youtube<br>
+* '''Website interactives/ links/ simulations'''<br>
+'''Interactive simulations of electromagnetic wave'''<br>
+[http://phet.colorado.edu/en/simulation/wave-on-a-string Wave on a string]<br>
+* '''Process (How to do the activity)'''
* '''Process (How to do the activity)'''
* '''Developmental Questions (What discussion questions)'''
* '''Developmental Questions (What discussion questions)'''
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* '''Question Corner'''
* '''Question Corner'''
−==Concept #==
+==Concept #'''Properties and Ranges of Electromagnetic Waves''' ==
===Learning objectives===
===Learning objectives===
+#General Properties of Electromagnetic Waves
+#Seven broad ranges of Electromagnetic Waves
+#Method of producing different ranges of Electromagnetic Waves
+#Recognize that visible light is a part of Electromagnetic Radiations
+#Uses of Electromagnetic Waves
+
===Notes for teachers===
===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.''
''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.''
−===Activity No # ===
+===Activity No 2# Producing of Waves===
+#Take about 30cm of Insulated copper wire
+#Use the wire from an old transformer or motor
+#Wind it around a pencil stick
+#Pass current through the wire from a single pentorch cell
+#A magnetic field is produced around the coil<br>
{| style="height:10px; float:right; align:center;"
{| style="height:10px; float:right; align:center;"
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
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* '''Materials/ Resources needed'''
* '''Materials/ Resources needed'''
* '''Prerequisites/Instructions, if any'''
* '''Prerequisites/Instructions, if any'''
−* '''Multimedia resources'''
+* '''Multimedia resources'''<br>
+{{#widget:YouTube|id=VrZr4g3hYnE}}<br>
* '''Website interactives/ links/ simulations'''
* '''Website interactives/ links/ simulations'''
* '''Process (How to do the activity)'''
* '''Process (How to do the activity)'''
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* '''Question Corner'''
* '''Question Corner'''
−===Activity No 3# '''Electromagnetic Waves and Radiation'''===
−===Activity No # ===
{| style="height:10px; float:right; align:center;"
{| style="height:10px; float:right; align:center;"
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">
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* '''Materials/ Resources needed'''
* '''Materials/ Resources needed'''
* '''Prerequisites/Instructions, if any'''
* '''Prerequisites/Instructions, if any'''
−* '''Multimedia resources'''
+* '''Multimedia resources'''<br>
+{{#widget:YouTube|id=soRNMEnNHFk}}<br>
* '''Website interactives/ links/ simulations'''
* '''Website interactives/ links/ simulations'''
* '''Process (How to do the activity)'''
* '''Process (How to do the activity)'''
