Which is the planet in the solar system which is nearest to the Sun?

Correct option is A

The correct answer is (a) Mercury.
· Mercury is the closest planet to the Sun in our solar system.
· It is the smallest planet and orbits the Sun faster than any other planet, completing one orbit in just 88 Earth days.
· Due to its proximity to the Sun, Mercury experiences extreme temperatures, with scorching heat during the day and freezing cold at night.
· Mercury's surface temperature can reach up to 430°C during the day and drop to -180°C at night.
· It has no atmosphere to retain heat, causing drastic temperature changes.
Additional Knowledge:
· Mars – Known as the Red Planet, it is fourth from the Sun.
· Venus – Second planet from the Sun, known for its thick, toxic atmosphere.
· Earth – The third planet from the Sun, home to life as we know it.