How do neutrons keep the nucleas of an atom stable?

Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley

A-of 75 cm by cm by 17.5 cm up. of is 2 kg a , in ,if it is in , kg/?

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy