Difference between revisions of "2.1 (a)"
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[http://www.terrax.org/teacher/lessons/morseplan/morseplan.aspx morse code] | [http://www.terrax.org/teacher/lessons/morseplan/morseplan.aspx morse code] | ||
| + | [[Media:AS_waves_intro_experiments.doc]]|Intro to waves - Students practical circuit | ||
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===Analysis=== | ===Analysis=== | ||
Revision as of 07:02, 8 January 2009
Demonstration 1
Use a series of demos to show that information and energy are transferred in everyday situations:
- Use a light source and solar cell attached to a fan, discuss the energy transfer
- Use a radio to discuss where the information comes from
- Use a lamp that you can swich on and off to signal morse code, discuss what is being transferred
- Use a microwave detector and a mobile phone to show the transfer of information
- Use a microphone and speaker to discuss energy transfer (have a candle infront of the speaker) as well as the information transferred
Resources
morse code Media:AS_waves_intro_experiments.doc|Intro to waves - Students practical circuit
