Waves in Communication
Grade 8•45 minutes•Propose and defend a hypothesis based on information gathered from published materials
(e.g., trade books, magazines, Internet resources, videos) for and against various claims for the
safety of electromagnetic radiation.
Learning Objective
I can develop and defend a claim about the safety of electromagnetic radiation using information from published materials.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Describe how total internal reflection works within a fiber optic cable.
2. Explain why repeaters or amplifiers are necessary in long-distance fiber optic communication.
3. What are some advantages of using fiber optic cables compared to copper wiring for data transmission, as mentioned in the video?
...and 4 more questions
Educational Video
How Does LIGHT Carry Data? - Fiber Optics Explained
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