Answer:
A planet is round because of gravity. A planet's gravity pulls equally from all sides. Gravity pulls from the center to the edges like the spokes of a bicycle wheel. This makes the overall shape of a planet a sphere, which is a three-dimensional circle.
Step-by-step explanation:
Gravity lea Garda 1 matra hoina sab planet circle hunxa. Gravity lea planet lai Sabbai thau bata equal pull garxa tei Karen lea planet circle hunxa