Electrons orbiting an atom A.) are restricted to certain energies/frequencies
B.)can only be thought of as particles
C.) can have any energy
D.) form natural lasers

Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?