What is one of the primary sources of heat in the earth's interior? heat from the sun false microwave radiation false radioactive decay true kinetic energy as we move in orbit around the sun false Single What layer of the earth primarily produces heat from radioactive decay? crust false mantle false outer core false inner core true Single It is a geological process that is formed, originated, and located below the surface of the earth. Endogenic true Heat false Magmatism false Radioactive Decay false Single currents in the Earth's mantle cause plate movement which causes earthquakes and volcanic activity. Convection true Conduction false Radiation false Ocean false Single What caused the Earth to become very hot during its formation? Radioactive decay under the surface false The heat from the sun false The constant bombardment of meteorites true Heat from Mars blew toward our planet false Single Which of the layers is broken into pieces called plates? mantle false asthenosphere false lithosphere true mesosphere false Single The surface along which rock break and slide past each other is called a fracture false fault true joint false fold false Single What is a fracture in the crust called in which land stays in the same place? fracture false fault false joint true fold false Single Volcanoes that are made of basalt lava flows are called shield volcanoes true composite volcanoes false stratovolcanoes false cone volcanoes false Single The particles produced in volcanic eruptions are called laccoliths false calderas false pyroclastic material true volcanic stocks false Single