Radio waves and how they are used for AM and FM radio and television.
Radio waves and how they are used for AM and FM radio and television. Microwaves and their uses for cell phones and radar.
Learn about radio waves and some applications of radio waves.
Reviews the properties of radio waves and how they are used for radio and television transmissions.
Here's a simple demonstration on how you can build your own radio.
Discover how scientists are searching for extra-terrestrial life by "listening" for radio signals from outer space.
These flashcards are here to help you better understand middle school physical science.