The mass of a planet causes the pull of gravity on that planet.
Well, weight is the force on a object caused by gravity trying to pull the object down.
The mass of a planet causes the weight of objects.
The mass of a planet causes the what?

[A] harmful substances
[B] global warming
[C] weight of objects
[D] It gets heated up
[E] heat energy
[F] to move people
[G] kinetic energy
[H] flow of electrons