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How can the earth’s orbital speed be determined from observations of the spectrum of a star?
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Earth's orbital speed is the speed at which it moves around the sun in its orbit. It is approximately 67,000 miles per hour or 107,000 kilometers per hour.
Earth's orbital speed is measured by calculating the distance it travels in its orbit around the sun in a given amount of time. This is usually measured in miles per hour or kilometers per hour.
Yes, Earth's orbital speed does change slightly over time due to various factors such as the gravitational pull of other planets and the sun, as well as the changing shape of Earth's orbit.
The speed at which Earth orbits the sun has a significant impact on our planet. It determines the length of our year, the changing of the seasons, and the amount of sunlight and heat we receive from the sun.
Compared to other planets in our solar system, Earth's orbital speed is relatively fast. It is the third fastest planet, behind Mercury and Venus, and is faster than the gas giants such as Jupiter and Saturn.