Question 11 MarkIron benches kept in lawns and gardens get rusted. It is a change because a new ………………. is formed.Answerchemical, product.View full question & answer→
Question 21 MarkGrinding of wheat grain changes its size, it is a ………………. .Answerphysical changeView full question & answer→
Question 51 MarkGalvanization is a process used to prevent the rusting of ………………. .AnswerironView full question & answer→
Question 61 MarkA man painted his main gate made up of iron to prevent it from ………………. .AnswerrustingView full question & answer→