Home ยป ________ is the movement of a mass of rock, debris or earth down a slope due to gravity Natural Disasters MCQs ________ is the movement of a mass of rock, debris or earth down a slope due to gravity January 29, 2022 9 Views Q. ________ is the movement of a mass of rock, debris or earth down a slope due to gravity. A. Landslides B. cyclones C. earthquakes Answer: Landslides