Pearson+ LogoPearson+ Logo
Start typing, then use the up and down arrows to select an option from the list.
Multiple Choice

A distant planet orbits a star 3 times the mass of our Sun. This planet of mass 8×1026 kg feels a gravitational force of 2×1026 N. What is this planet’s orbital speed and how long does it take to orbit once?


Watch next

Master Satellite Speed with a bite sized video explanation from Patrick Ford

Start learning