He was a roman emperor, from Dalmatia and he invented a new way to reign: the "tetrarchie" in french. It means 3 people ruling together to avoid one having too much power. He basically reformed the overall look of The Roman Empire.
Answer:
download Socratic and all you do is take a picture of the question and it gives the answer to you
This is known as the visible spectrum of electromagnetic radiation, or visible light. This is the frequency of light that we see, and which illuminates our world as it reflects off of objects. Compared to the full spectrum of electromagnetic radiation, the visible light portion is actually quite small.
Useful satellite data concerning sea ice began in late 1978 with the launch of NASA's Scanning Multichannel Microwave Radiometer (SMMR) satellite.