Physics, 09.04.2021 19:30, stephaniem0216
Astronomers use a special unit to measure distances called astronomical unit (AU)
where 1 AU is defined as 92,955,807 miles. They also use another unit called parsecs
where 1 parsec is equal to 206,264.4 AU. Convert 1 Zm (zettametre) into kiloparsecs.
(Given 1 mi = 1.609 km; 1 km = 1000 m).
Answers: 1
Physics, 21.06.2019 17:50, genyjoannerubiera
In the image, the arrow is pointing to a celestial object. which attribute disqualifies the object from being a planet?
Answers: 2
Physics, 21.06.2019 20:20, jasminelynn135owmyj1
Suppose that a comet that was seen in 563 a. d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?
Answers: 1
Astronomers use a special unit to measure distances called astronomical unit (AU)
where 1 AU is def...
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