Tugas 2 solar system

Subject                                   : Physics

Class/Smt                               : VII/2

Academic Year                       : 2012-2013

Standard Competence          : Solar System

Based on the equation g=G M/r² answer the questions below!

1. What planet has the biggest gravitation?

2. By knowing the mass of earth and moon, prove that the gravitation of moon is 1/6 times of the gravitation of earth!

3. A stone with mass m1, if it is measured the weight. What planet give the biggest magnitude of weight?

4. Is the artificial satellite also has attractive force with earth?