Microwaves are a form of electromagnetic radiation; that is, they are waves of electrical and magnetic energy moving together through space. Electromagnetic radiation spans a broad spectrum from very long radio waves to very short gamma rays.
A MB, which is an abbreviation for a megabyte, is bigger than a KB, which is an abbreviation for a kilobyte. A megabyte is commonly understood to be equivalent to one million bytes, where a byte is equal to eight bits. Where as, a kilobyte consists of one thousand bytes. Continue Reading. A megabyte is one thousand times larger than a kilobyte.
mega-is a â¦ prefix used to describe how  much of them there are (1 million).   If, for instance, a 1 megapixel image is stored with 24-bit color  (8 bits for red, 8 bits for green, and 8 bits for blue), the total  amount of memory required to store it would be 3 megabytes (24  megabits / 8 bits per byte).