Question

What are three facts about radio waves

Answer 1

1. A radio wave is not a sound wave, it is an electromagnetic wave.
2. A radio receives radio waves and converts them to an electrical signal. The radio circuit then converts the electrical signal to sound waves. Radios have an amplifier to boost the power of the sound waves.
3. NASA, the National Science Foundation (U.S.) and other astronomers, use radio telescope to study space.

Answer 2

FACTS: Radio wave is not a sound wave. It is a electromagnetic wave.
             
             Electromgnetic waves are super fast. They travel at the speed of light
  
             Radio waves bounces around the Earth and clouds.