The nearest star to us,Alpha Centauri,is 4.30 light-years away.What is this distance in kilometers? A)4.1 $\times$ 10¹⁰ km B)4.1 $\times$ 10¹³ km C)4.1 $\times$ 10¹⁶ km D)6.8 $\times$ 10¹¹ km E)6.8 $\times$ 10¹⁴ km

Question

Quizplus · Accepted Answer

One light-year is approximately 9.461 trillion kilometers. Multiplying this by 4.30 gives a distance close to 40.7 trillion kilometers, which is represented by the scientific notation in choice B (4.1 x 10^13 km).

The Nearest Star to Us,Alpha Centauri,is 4 ×\times× 1010 Km B)4 ×\times×

The Nearest Star to Us,Alpha Centauri,is 4 $\times$ 10¹⁰ Km
B)4 $\times$