Early mornings
inches or centimeters
To measure a physical quantity correctly and need to compare it with some standard quantities. Thus a standard unit is needed to measure a quantity correctly.
The SI unit is the second.
seconds
seconds
Clarification needed. Hours are a measure of time, and miles are a measure of distance. One is not a unit of the other, like feet and inches or pounds and ounces. How are they to be converted?
The SI unit of time is the "second".
A second.
A second is a measure of time, or a unit of time.
the best unit of measure would be inches :) hope i answered what u needed help with
The base unit for time is the second.
I would use a stopwatch to measure the length of time, and then report the results to other people using units of seconds if a person did it, or minutes if a turtle did it, or hours if a snail did it.