answersLogoWhite

0

In the United States, exact time is measured by the National Institute of Standards and Technology (NIST) using a cesium fountain atomic clock, accurate to the extent that it would lose less than 1 second every 60 million years.

User Avatar

Wiki User

16y ago

Still curious? Ask our experts.

Chat with our AI personalities

EzraEzra
Faith is not about having all the answers, but learning to ask the right questions.
Chat with Ezra
RafaRafa
There's no fun in playing it safe. Why not try something a little unhinged?
Chat with Rafa
BlakeBlake
As your older brother, I've been where you are—maybe not exactly, but close enough.
Chat with Blake

Add your answer:

Earn +20 pts
Q: What government agency is responsible for keeping precise time in the US?
Write your answer...
Submit
Still have questions?
magnify glass
imp