# How did the atomic clock travel around the world?

By Reiki Feb 1, 2023

Around-the-World Atomic Clocks: Predicted Relativistic Time Gains During October 1971, four cesium beam atomic clocks were flown on regularly scheduled commercial jet flights around the world twice, once eastward and once westward, to test Einstein’s theory of relativity with macroscopic clocks.

What was the purpose of the around the world atomic clock? Around-the-World Atomic Clocks: Predicted Relativistic Time Gains During October 1971, four cesium beam atomic clocks were flown on regularly scheduled commercial jet flights around the world twice, once eastward and once westward, to test Einstein’s theory of relativity with macroscopic clocks.

Why did Einstein fly around the world with an atomic clock? During October 1971, four cesium beam atomic clocks were flown on regularly scheduled commercial jet flights around the world twice, once eastward and once westward, to test Einstein’s theory of relativity with macroscopic clocks. From the actual flight paths of each trip, the theory predicts that t …

How many atomic clocks are there in the world? Some 400 atomic clocks around the world contribute to the calculation of International Atomic Time (TAI), one of the time standards used to determine Coordinated Universal Time (UTC) and local times around the world. Satellite navigation systems like GPS, GLONASS, and Galileo also rely on precise time measurements to calculate positions accurately.

How do atoms work in a clock? Working Principle of Atomic Clocks 1 Heat, Bundle, and Sort. First, the atoms are heated in an oven and bundled into a beam. 2 Irridate and Count. The state-A atoms are sent through a resonator where they are subjected to microwave radiation, which triggers some of the atoms to change to state B. 3 Tune and Measure.

## What was the purpose of the around the world atomic clock?

How does an atomic clock work? An atomic clock is based on a system of atoms which may be in one of two possible energy states. A group of atoms in one state is prepared, then subjected to microwave radiation. If the radiation is of the correct frequency, a number of atoms will transition to the other energy state.

Why did Einstein fly around the world with an atomic clock? During October 1971, four cesium beam atomic clocks were flown on regularly scheduled commercial jet flights around the world twice, once eastward and once westward, to test Einstein’s theory of relativity with macroscopic clocks. From the actual flight paths of each trip, the theory predicts that t …

Why are atomic clocks more precise than conventional clocks? However, atomic clocks are far more precise than conventional clocks because atomic oscillations have a much higher frequency and are much more stable. There are many different types of atomic clocks, but they generally share the same basic working principle, which is described below: First, the atoms are heated in an oven and bundled into a beam.

How many atomic clocks are there in the world? Some 400 atomic clocks around the world contribute to the calculation of International Atomic Time (TAI), one of the time standards used to determine Coordinated Universal Time (UTC) and local times around the world. Satellite navigation systems like GPS, GLONASS, and Galileo also rely on precise time measurements to calculate positions accurately.