Question

Light travels at about 186,000 miles per second.

Which shows an equivalent speed?
(A)
(В)
O
D
1.86x103 miles per second
1.86x104 miles per second
1.86x105 miles per second
1.86x106 miles per second

Answer 1

The answer is 1.86x10 6

Explanation:

10x6 is 100k and the speed light travels is 186k so to get the answer you need to find the one that gets to 100k and then multiply it by 1.86