Question 21 MarkDifferent types of materials have different properties. True/ FalseAnswerTrue.View full question & answer→
Question 31 MarkAll objects are made up of same kind of materials. True/ FalseAnswerFalse.View full question & answer→
Question 41 MarkSalt is soluble in water while sand is not. True/ False.AnswerTrue.View full question & answer→
Question 61 MarkThings made of gold and aluminium have no lustre. True/ FalseAnswerFalse.View full question & answer→
Question 71 MarkThe materials which conduct heat very slowly are called non-conductor of heat. True/ FalseAnswerFalse.View full question & answer→
Question 91 MarkThings can be grouped on the basis of their shape and size. True/ FalseAnswerTrue.View full question & answer→
Question 101 MarkA looking mirror or thing made of metals are smooth to touch. True/ FalseAnswerTrue.View full question & answer→
Question 111 MarkSame thing can be made from different materials. True/ FalseAnswerTrue.View full question & answer→
Question 121 MarkGlass is transparent, stone is opaque. True/ False.AnswerTrue.View full question & answer→
Question 131 MarkAll materials can be felt by one or more of our senses. True/ FalseAnswerTrue.View full question & answer→
Question 151 MarkGases can also dissolve in water. True/ False.AnswerTrue.View full question & answer→
Question 161 MarkThe materials which do not allow light to pass through them are called opaque. True/ FalseAnswerTrue.View full question & answer→
Question 171 MarkUse of a material depends on its properties and the purpose for which it is to be used. True/ FalseAnswerTrue.View full question & answer→
Question 191 MarkAll gases are soluble in water. True/ False.AnswerFalse.View full question & answer→
Question 231 MarkThe amount of matter in any object is called its weight. True/ FalseAnswerFalse.View full question & answer→
Question 241 MarkWood and copper both show lustre. True/ False.AnswerFalse.View full question & answer→