# There are 864,00 seconds in a day. How many days long is a second?Express your answer in scientific notation.

Given, there are 86, 400 seconds in a day.

1 day = 86400 seconds

1 second = of a day

Counting the number of places after the decimal point,

There are 9 places after the decimal point.

0.000011574 =

1000000000 can be written as 109.

We know that by law of exponents,

= 1.1574 × 104-9

= 1.1574 × 10-5 of a day

A second is 1.1574 × 10-5 of a day.

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