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?

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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?

1×10⁵m/s; 2.5×10⁷s

1.29×10⁵m/s; 2.5×10⁷s

1×10⁵m/s; 1.94×10⁷s

1.29×10⁵m/s; 1.94×10⁷s

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