Questions LLC
Login
or
Sign Up
Ask a New Question
Planetary impacts and mass changes
Questions (1)
A planet orbiting a star is occasionally hit by comets. Each comet has a mass of
4.8 × 10^6 kg of which 30% is rock and 70% is
1 answer
asked by
john help me with this question plz
441 views
Parent Categories (1)
Astronomy