It depend on the distance of planet from sun and size of planet. If distance increases the time ie. Year increases
Pluto
Neptune.
which planet takes the longest time to revolve around the sun
Neptune takes the longest to revolve around the sun.
Neptune takes the longest to revolve around the sun.
If you still consider Pluto a planet, than Pluto takes the longest time to move around the sun. If not, Neptune takes the longest amount of time.
The time a planet takes to revolve around the sun is called its orbital period.
Neptune takes the longest because it is the 8th planet so it takes longer to get to the sun and because it is so big
Neptune takes 164.79 Earth years to revolve around the sun.
It takes the longest because it is the furthest away from Jupiter.
Mars
No, it takes the shortest.