Telecommunications

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/telecommunications

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the fundamental principle?Transmission of information via electromagnetic signals or electrical impulses
2. What is the emerging technologies?5G/6G mobile networks, satellite internet, quantum communication, Internet of Things (IoT)
3. How did the telephone change how we talk?When Alexander Graham Bell invented the telephone in 1876, people could hear each other’s voices over wires, making conversations faster and easier.
4. Why are fiber optic cables important?Fiber optic cables use light pulses to carry data, giving them a very high bandwidth so many people can use the internet and other services at once.

Bandwidth: The maximum rate of data transfer across a given path.
Latency: The delay before a transfer of data begins following an instruction for its transfer.
Protocol: A set of rules governing the exchange or transmission of data between devices.
Modulation: The process of encoding information onto an electromagnetic wave for transmission.