Which statement is true?

The earth has a stronger gravitational pull than the Sun because it is smaller in mass.
Planets would travel in a straight line if it weren't for the force of the Sun's gravity.
The Sun's gravitational pull is weaker on planets that are closer to it.
The elliptical path of planets is described by Newton's 1st law of motion.

Respuesta :

The elliptical path of planets is described by Newton's 1st law of motion.
The planets would travel in a straight line if it weren't for the force of the sun's gravity.