4 ms·
Yes. Check the orbital velocities involved. Mercury is 48 km/sec, Earth is 30, and an object at infinity would be zero. Kinetic energy is proportional to vel
by T-hawk 13y ago
Yes. Check the orbital velocities involved. Mercury is 48 km/sec, Earth is 30, and an object at infinity would be zero. Kinetic energy is proportional to velocity squared. Square the orbital velocities and you see the Mercury-Earth energy delta is larger than Earth-infinity.
- m_mueller 13y agoThanks. Makes sense of course.