Question

Whenever two surfaces rub on each other a force of _______is produced and this force __________ things that are moving.A force of __________ affects everything on earth and other planets.This force ______________ all things.A force of _____________ attracts steel pins towards a magnet. Thisforce attracts all things made of _________, ________ and _________You can pick up pieces of paper with your plastic pen due to a forcecalled __________. Friction produces _____________ and _______________

Answer 1

friction, slows down, gravitation, attracts, magnet, iron, nickel, cobalt, static electricity, heat, electric charge