A force of 10 N stretches a particular spring by 2 cm. How far would a 20 N force stretch that same spring

Select the three ways that the parallel-plate capacitor differs from a car battery.

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet.whats one advantage of using electromagnetic in devices

When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.