Kilobytes Megabytes Gigabytes. The size of information in the computer is measured in kilobytes, megabytes, gigabytes, and terabytes. In this section, we'll look at common sizes you would see in real life, and work some arithmetic. Any thinking person today should have a rough idea of what KB, MB and GB are.
The maximum upper range of human hearing is about 20 kHz for children, declining to 15-17 kHz for middle-age adults. The top end of a dog's hearing range is about 45 kHz, while a cat's is 64 kHz.
Cows moo. Ducks quack. Dogs bark. Turtles? Well, most people would say turtles donât make any noise, but thatâs not true. Recent evidence suggests that at least 47 turtle species make some form of sound to communicate messages ranging from social standings to reproductive signals.