which is a form of mechanical energy?A. Chemical energyB. Gravitational potential energyC. Thermal energyD. Nuclear energy

What is driving behind plate tectonics (plate movment)? a) gravity only b) inertia c) convection and gravity d) the sun theres no option for science so i picked chemistry. plz

  the mississippians were considered to be  horticulturalists, which means they were

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .