One astronomical unit is equal to the distance from Earth to the Sun. The second option among all the options given in the question is the correct option. The distance as calculated in the year 2012 by the International Astronomical Union was equal to 149597870700 meters. Astronomers like to use this unit for measuring the distances between planets and other solar bodies.
The majority of the smaller islands in the Pacific are made up of build-up of coral deposits.
<h3>What do we find in the smaller islands of the Pacific?</h3>
Even though these islands are usually created as a result of volcanic activity, we find that they are composed of coral deposits.
These coral deposits come about as a result of a buildup over centuries which made these islands quite important in preservation efforts.
Find out more on coral deposits at brainly.com/question/13195203.
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It will be 4 meters the U.S will travel in 100 years.
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Alpine tundra are located at very high elevations atop mountains, where overnight temperatures fall below freezing. Tundra regions typically get less than 25 centimeters (10 inches) of precipitation annually, which means these areas are also considered deserts.
Explanation:
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