4 ms·Which stands for kilo and is correct.by nuttendorfer 15y agoWhich stands for kilo and is correct.ph0rque 15y agoLowercase k stands for kilo; K stands for Kelvin (as long as we're being pedantic).batista 15y agoIt is uppercase in the comment above. And a letter can stand for multiple things, from temperatures to chemical elements to whatever. As long as we're being pedantic, that is.