Chief among these differences is the ability to see color and the ability to see in low light. To understand the differences it is important to understand how the human eye works and from that a derivative can be made to other mammalian species. The eye itself is composed of various components.
If each small box is equal to 0.04 seconds or 1 mm, then the standard ECG speed is 1 mm per 0.04 seconds or 25 mm per second. The standard approach to reading an ECG includes in this order: 1  Examining the rate.  Examining the rhythm.
Best Answer: You did 336 keystrokes in 120 seconds which is 2 minutes. Multiply both sets of figures by 30 to get an equivalent value. 2 minutes X 30 = 60 minutes 336 X 30 = 10080 By the looks of things, you did over 10,000 keystrokes per hour (KPH).