What makes you roll your eyes every time you hear it

Diamond will scratch quartz. true or false

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?

Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?