## ››Convert zettajoule to wattsecond

 zettajoule wattsecond

How many zettajoule in 1 wattsecond? The answer is 1.0E-21.
We assume you are converting between zettajoule and wattsecond.
You can view more details on each measurement unit:
zettajoule or wattsecond
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E-21 zettajoule, or 1 wattsecond.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between zettajoules and wattsecond.
Type in your own numbers in the form to convert the units!

## ››Quick conversion chart of zettajoule to wattsecond

1 zettajoule to wattsecond = 1.0E+21 wattsecond

2 zettajoule to wattsecond = 2.0E+21 wattsecond

3 zettajoule to wattsecond = 3.0E+21 wattsecond

4 zettajoule to wattsecond = 4.0E+21 wattsecond

5 zettajoule to wattsecond = 5.0E+21 wattsecond

6 zettajoule to wattsecond = 6.0E+21 wattsecond

7 zettajoule to wattsecond = 7.0E+21 wattsecond

8 zettajoule to wattsecond = 8.0E+21 wattsecond

9 zettajoule to wattsecond = 9.0E+21 wattsecond

10 zettajoule to wattsecond = 1.0E+22 wattsecond

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## ››Definition: Zettajoule

The SI prefix "zetta" represents a factor of 1021, or in exponential notation, 1E21.

So 1 zettajoule = 1021 joules.

The definition of a joule is as follows:

The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).

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