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How are light-years used to measure distances and sizes in the universe?
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A They provide information about time as well as distance and size.
B. They provide more accuracy than using other units of distance and size.
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C. They provide smaller numbers to work with when measuring distances and sizes in the universe
D. They provide easy conversion into scientific notation, unlike other units of distance and size.


Sagot :

Answer:

.

Explanation:

A light-year is how astronomers measure distance in space. It's defined by how far a beam of light travels in one year – a distance of six trillion miles. Think of it as the bigger, badder cousin of the inch, the mile, the kilometer, and the furlong.