How many times greater is the force of gravity on a 4 kg object lying on the surface of a moon than on a 4 kg object orbiting at a distance of 9 moon radii above the surface?

Answertropical depression;

Can you show the map?

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.

Dis the answer you perception is how you see the world