Question

Distances in space are measured in light-years. The distance from earth to a star is 6.8 x 10^13 kilometers. what is the distance, in light-years, from earth to the star.(1 light-year=9.46 x 10^12 kilometers)
A) 2.66
B) 7.18
C) 7.74
D) 9.46

Answer 1

@texaschic101 please help me

Answer 2

help any one

Answer 3

so what do ppl thinks

Answer 4

i'm thinking one sec

Answer 5

kk

Answer 6

@texaschic101 you got any thing?

Answer 7

its saying that it takes 6.8 x 10^13 kilometers from earth to a start correct? It also says 1 light year is 9.46 x 10^12 kilometers. So they want us to convert 6.8 x 10^13 into light years

Answer 8

I am thinking you divide....(6.8 * 10^13) / (9.46 * 10^12) = 7.18....but you might better get a second opinion

Answer 9

well i thout it was 7.18 but i was not sure

Answer 10

thats what i was thinking

Answer 11

but can you explain alittle more on why it is 7.18

Answer 12

are you still there?

Answer 13

thanks any wayz