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Electric Messages: Then and Now print | email |
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(Full teacher resource documents are included in the PDF)
Lesson Focus
Lesson focuses on exploring electric message systems, from light signals using International Morse Code to text messaging. Students construct a simple telegraph using a battery, wires, a switch, and bulb, and explore the impact of communications on society.
Lesson Synopsis
The Electric Messages: Then and Now activity explores electronic communication, the Morse Code system, and advances all the way through text messaging. Students build a simple circuit, send messages to one another. and explore the impact of electrical communications on society.
Age Levels: 8-14
Objectives
- Learn about electrical based communications.
- Learn about the Morse Code system.
- Learn about wiring, switches, and simple circuits.
- Learn about teamwork and problem solving.
- Learn about the history of communication and its impact on world events.
Anticipated Learner Outcomes
As a result of this activity, students should develop an understanding of:
- electrical communications
- audio and visual applications of International Morse Code
- electrical wiring, simple switches
- teamwork
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Lesson Activities
Students learn about how to send Morse Code through electrical simple switches which they construct from batteries, wires, and a bulb. They explore the impact of electrical communications on society and therefore the value that engineers add to our world.
Resources/Materials
- Teacher Resource Documents (attached)
- Student Resource Sheet (attached)
- Student Worksheet (attached)
Alignment to Curriculum Frameworks
Curriculum alignment sheet is included in PDF.
Categories
Electricity And Magnetism, Energy, Technology
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