Leon Theremin

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/leon-theremin

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. When was Leon Theremin born?August 27, 1896
2. Where was Leon Theremin born?Saint Petersburg, Russia
3. What is the career?Physicist, inventor, musician, and innovator in electronic technology
4. What is a theremin and how does it work?The theremin is a musical instrument you play without touching it. By moving your hands near its antennas, you change the pitch and volume of the sound.
5. Why did Leon Theremin create a spy device called "The Thing"?In the 1940s, he made a spy gadget called "The Thing" to secretly listen to conversations. It was hidden inside a wooden replica of the U.S. Great Seal and sent information to Soviet spies.

Electromagnetic Fields: Regions around a magnet or electric current where magnetic or electric forces can be detected.
Electronic Oscillator: An electronic circuit that produces a repetitive, oscillating electronic signal, often used in music synthesizers.
Passive Listening Device: A surveillance device that does not emit its own signal and relies on external power or radio waves to function.