Could someone
standard demand
q1. (a) the diagram shows a polythene rod being rubbed with a woollen cloth.
the polythene rod becomes negatively charged.
explain how this happens.

How does convection affect our atmosphere? our layers of earth? our oceans?

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?

Which one of the following terms is used to indicate the natural tendency of an object to remain at rest or in motion at a constant speed along a straight line? velocity acceleration equilibrium force inertia