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Physics 16 Online
OpenStudy (anonymous):

what is a light year?

OpenStudy (anonymous):

i give medels

OpenStudy (anonymous):

1 lightyear = 9.4605284 × 1015 meters a unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km (nearly 6 trillion miles).

OpenStudy (anonymous):

wtf

OpenStudy (anonymous):

what do you mean by that

OpenStudy (anonymous):

1 light year is 9.4605284 × 10^{15} meters

OpenStudy (anonymous):

the question marks are the multiplication sign

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

how do you measure it

OpenStudy (anonymous):

light years

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