Sunday Express. Any help with 1a & I would be greatly obliged Q. One million millionth of a second. P??o??c?n?. I assume the latter part of the word is second
1 E-12 s - Wikipedia, the free encyclopediaFrom Wikipedia, the free encyclopedia. (Redirected from Picosecond) ... A picosecond is one millionth of one millionth of a second (0.000 000 000 001 ...