Answer:
Second, Hour, and Millisecond
Explanation:
An hour is 60 full minutes
A second is 60 milliseconds
1 Hour = 60 min
1 min = 60 seconds
1 sec = 60 milliseconds
1 millsec = 60 microseconds
1 microsec = 60 nanoseconds
1 nanosec = 60 picoseconds
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