Most responsible for the formation of a star is most responsible for the formation of a star is blank force

What are chlorofluorocarbons and what impact do they have on the atmosphere?

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?

The amount of potential energy possessed by an elevated object is equal to what?