Mathematics, 08.10.2021 14:00, emory238

Light travels at about 186,000 miles per second' Alpha Centauri is the closest star system to Earth. Alpha Centauri is about (2.5 x 10 exponent of 13)miles away. About how long does it take light from this star system to reach Earth? (There are around 31,536,000 seconds in one year.)
A.426 years
B.0.426 years
C.4.26 years
D.4,262 years

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:40, hannamcbrayer1

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Answers: 2

continue

Mathematics, 21.06.2019 20:00, yesseniaroman21

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

Answers: 1

continue

Mathematics, 22.06.2019 02:10, keke6361

Of to(3, 4) (2,1) (3,7) (5,2) (5,-2) (3, 3) (-2, 3) (1,2) (-4,-2) (-3, 1) (4, -1) (-1, 1) 10 v 29

Answers: 1

continue

Mathematics, 22.06.2019 03:40, Hakika

Amanufacturer knows that their items have a normally distributed lifespan, with a mean if 9.1 years, and standard deviation of 2.9 years. if you randomly purchase one item, what is the probability it will last longer than 10 years?

Answers: 3

continue

Do you know the correct answer?

Light travels at about 186,000 miles per second' Alpha Centauri is the closest star system to Earth....