Amateur radio

High school (ages 12+)
People & Society

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/amateur-radio

1. What is Amateur radio known for?
2. What is the international governing body?
3. What is the primary frequencies?
4. What is amateur radio and how does it work?
5. Why do ham radio operators use different types of antennas like dipoles and yagis?

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 Amateur radio known for?Emergency communications, technological experimentation, and STEM education
2. What is the international governing body?International Telecommunication Union (ITU)
3. What is the primary frequencies?Operates on allocated HF, VHF, and UHF bands
4. What is amateur radio and how does it work?Amateur radio, also called ham radio, is a hobby where licensed people use radio waves to talk to friends all over the world. They use different radio frequencies and special antennas to send and receive messages.
5. Why do ham radio operators use different types of antennas like dipoles and yagis?Different antennas help hams send and receive signals better. By experimenting with designs, they can make their radio waves travel farther or clearer.

Skywave propagation: The reflection of radio waves off the ionosphere, enabling long-distance communication.
Digital modes: Methods of transmitting data using digital encoding, offering efficient communication.
Reciprocal agreements: International accords allowing licensed amateur radio operators to use their licenses in other participating countries.
ARES/RACES: Amateur Radio Emergency Service and Radio Amateur Civil Experts Corps, volunteer groups for disaster communications.