In solid light sources such as the tungsten filament in an incandescent bulb, the electrons can have any value of energy due to thermal vibration and collisions between atoms. Based on this, what do you think the spectrum for the incandescent bulb will look like

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

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?