Answer:
Radio waves are a type of electromagnetic (EM) radiation with wavelengths in the electromagnetic spectrum longer than infrared light. They have have frequencies from 300 GHz to as low as 3 kHz, and corresponding wavelengths from 1 millimeter to 100 kilometers.
Explanation:
Fred McFeely Rogers who is most commonly referred to as Mr. Rogers was an American television personality, puppeteer, educator, Presbyterian minister, author, and activist. He is known for offering fraternal advice to his viewers and his kindly manner.
Yes, Martin luther king was a patriot