Question

how earth is still active

Answer 1

matter deep inside mantle shoots up through volcano and fissures on ocean floors and cools down to form mantle in many regions on the earth part of the earths crust enters into mantle and once again become molten this says the destruction of formation explain the fact that earth is still very active

Answer 2

THE MOLTEN IN THE EARTH IS STILL FLOWING AND STILL OOZES OUT OF THE CRATERS FORMING VOLCANOES . THE EARTHQUAKES ALSO MARK THAT THE EARTH IS STILL ACTIVE..
 HOPE THIS WAS USEFUL PLS MARK ME AS THE BEST