How many electrons are in the third energy level

Large electric fields in cell membranes cause ions to move through the cell wall. the field strength in a typical membrane is 1.0 x 10 7 n/c. what is the magnitude of the force on a calcium ion with charge +e? what is its acceleration? is it possible for a particle with the same charge as as calcium to have a different acceleration if placed at this location? what would change the acceleration: mass of the particle? diameter of the particle?

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created