Question

a) Which is the closest planet to the sun in our solar system?​

Answer 1

Answer:

Mercury

Mercury—the smallest planet in our solar system and closest to the Sun—is only slightly larger than Earth's Moon. Mercury is the fastest planet, zipping around the Sun every 88 Earth days.

Explanation:

thank you

Answer 2

Explanation:

Mercury is the closest planet to the sun in our solar system..

:) :) :)

Hope u understand...