How many sec is 1,000 ms?
1,000 ms = 1 sec
It is 1 sec, so saying 1 sec is fine — rounding is within 0.5%.
And how many ms is 1,000 sec?
1,000 sec = 1,000,000 ms
Formula: sec = ms × 0.001
ms to sec around this value
100 ms0.1sec
200 ms0.2sec
300 ms0.3sec
400 ms0.4sec
500 ms0.5sec
600 ms0.6sec
700 ms0.7sec
800 ms0.8sec
900 ms0.9sec
1,000 ms1sec
1,100 ms1.1sec
1,200 ms1.2sec
1,300 ms1.3sec
1,400 ms1.4sec
1,500 ms1.5sec
1,600 ms1.6sec
1,700 ms1.7sec
1,800 ms1.8sec
1,900 ms1.9sec
2,000 ms2sec