What is an astronomical unit?
Understand the Problem
The question is asking for the definition of an astronomical unit, specifically what it measures in terms of distance within the solar system.
Answer
The average distance between the Earth and the Sun.
The final answer is the average distance between the Earth and the Sun.
Answer for screen readers
The final answer is the average distance between the Earth and the Sun.
More Information
The astronomical unit is a fundamental measure in astronomy, particularly useful in calculating distances within our solar system.
Tips
A common mistake is confusing the astronomical unit with other astronomical distances, such as between planets.
Sources
- Astronomical unit - Wikipedia - en.wikipedia.org
- What is an astronomical unit? - EarthSky - earthsky.org
- Astronomical unit (AU, or au) | Definition, Conversion, & Facts - britannica.com
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