The average distance between the Earth and the Moon is 240,000 miles. Express this distance in meters. (1 mi = 1609 m) A) 6.1 × 10⁵ m B) 5.3 × 10⁵ m C) 3.9 × 10⁸ m D) 1.5 × 10⁵ m E) 9.4 × 10⁴ m

Question

Quizplus · Accepted Answer

We can start by converting the distance in miles to meters using the conversion factor given:
240,000 miles x 1609 m/mile = 386,160,000 m
This number is in scientific notation already, so there's no need to convert. Therefore, the answer is 3.9 × 10¹⁸m, which corresponds to choice C.

The Average Distance Between the Earth and the Moon Is