Question

The S.I. unit of ti.e is _____​

Answer 1

Answer:

The SI base unit of time is the second (s). Small and large time intervals can be expressed with the appropriate prefixes; for example, 3 microseconds = 0.000003 s = 3 × 10–6 and 5 megaseconds = 5,000,000 s = 5 × 106 s.

Explanation:

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Answer 2

The metric-based Système International or SI units are used to standardize the report or calculation of scientific quantities:

Physical Quantity Name of Unit Abbreviation

Length Meter m

Mass Kilogram kg

Temperature Kelvin K

Time Second s

Amount of Substance Mole mol

Electric Current Ampere I

Luminous Intensity Lumen Iv

The SI units are used to construct all other units (these are called derived units). Some examples:

Property Symbol Dimensions Name

Velocity v m · s-1

Area A m2

Frequency v s-1 Hertz (Hz)

Force F kg · m · s-2 Newton (N)

Energy E kg · m2 · s-2 Joule (J)

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