Part One Read the article Characteristics of the Electromagnetic Spectrum and answer the questions in the drop-down
section below
O Questions
1. Electromagnetic waves can carry more data at higher frequencies. Why would a scientist opt to
transmit data at a lower frequency instead?
2. What are the limitations of sending information using electromagnetic waves?
3. What are the differences between analog and digital signals?
4. What are the advantages of using digital signals over analog signals?
5. Using reliable internet sources, identity three ways we use analog and digital signals in our everyday
lives