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Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approx...
14. Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88x10 miles. Suppose a star is 2 23x 10 light- years from Earth. In scientific notation, approximately how many miles is it?
A)2.23X10^14
B)1.31X10^14
C)1.13X10^15
D)5.88X10^12
A)2.23X10^14
B)1.31X10^14
C)1.13X10^15
D)5.88X10^12
Answers
Answered by
Reiny
Your information is incorrect:
1 light-year = 5.879 x 10^12 miles or 9.461 x 10^14 km
"Suppose a star is 2 23x 10 light- years from Earth"
is there supposed to be a decimal in 2 23 ?
is there an exponent 10^?
once you have that fixed, multiply your (2 23x 10) by 5.879 x 10^12 miles
1 light-year = 5.879 x 10^12 miles or 9.461 x 10^14 km
"Suppose a star is 2 23x 10 light- years from Earth"
is there supposed to be a decimal in 2 23 ?
is there an exponent 10^?
once you have that fixed, multiply your (2 23x 10) by 5.879 x 10^12 miles
Answered by
anonymous
what was the answer..?
Answered by
T_T
So much help that was
Answered by
Help : (
Oy vey
Answered by
WHY
So it's D
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