#Plaster ring dish windows

Question 9: Create a table and Find whether the following materials mix with Vinegar. Question 6: State the reason for the grouping materials.ДЄnswer: It helps to describe their properties when we group materials for our convenience No It constitutes a major part of cells located in the human body. Why?ДЄnswer: The universal solvent can able to dissolve a number of substances. Question 5: Universal solvent (water) is very essential for the human body. Question 4: Name some materials, which are made by paper. Question 3: Mention the similarities between copper, iron and aluminum.

(ii) Cloth pieces contain micropores through which the liquid oozes out. (i) Cloth piece is very light to hold liquids Cups, which are made by cloth, cannot hold a liquid due to the following reasons: Question2: Why cups made of cloth and not paper?ДЄnswer: Generally, we use cups, which are made by glass, plastic and metal, which contain liquid. Question1: Explain some properties of the materials. Q14:Mention any to gases which are insoluble in water. Q13: Mention any two gases, which are soluble in water. Q12:If we compare iron and sponge which is harder? Q11:Mention any objects or materials made from plastics.ДЄnswer: Toys, cups, laptop, computer parts Q10:Mention any two materials made from leather. Q9:Mention any three liquids that they are transparent.ДЄnswer: Water, alcohol and Acetone/Benzene. Q8: What is the common difference between the state of sand and salt?ДЄnswer: They are in solid state and have mass. Q7:What objects are made of opaque materials?ДЄnswer: Blackboard/steel plate, wooden doors. The polar solvent molecules like water are attracted to other polar molecules for sugar, Q4: Give an example of a lustrous material.ДЄnswer: It is insoluble because water is polar and oil is nonpolar, their molecules are not attracted to each other. Q3:When a substance is compressed may be soft or hard?ДЄnswer: Substance is compressed it is soft. (2) Material of the object is soft or hard, or substance is soluble or insoluble in water. Q2:Mention any two categories in which the objects can be grouped.ДЄnswer: (1) Wood or metal/plastic are material used in making the object. Q1: Why do we require to group materials? Give one reason.ДЄnswer: It helps to describe their properties when we group materials for our convenience (4) Stone (expect this all others are soluble in water) (3) Sun (expect this all others are metals) (2) Ball (expect this all others are flowers) (1) Child (expect this all others are non-living)

Question 7: In the given following, find the odd one out: (C) Objects in the list that float on kerosene: (B) Objects in the list that float on an oil: (A) Objects on the list that float on water Mention the objects that can also float on kerosene oron oil. Question6: Mention all the objects that float on water. (ii) Non-eatables: Basketball, football, globe and earthen pitcher. (b) (i) Eatables: Apple, water, sugar and orange (a) (i) Round shaped: cricket ball, football, Question 5:Categorize the following according to the question: (1) Right (2) Wrong (3) Right (4) Right (5) Wrong (6) Wrong (7) Wrong (8) Right (2) A notebook has luster while eraser does not have luster (1) Stone is opaque, while glass transparent. Question 4: Answer whether the statements given below are вЂRight or вЂWrongвЂ™. Question 3:Match the following objects with the materials that they are made up off. Question 2: Which of the following objects shine?ДЄnswer: Shining objects are steel spoon and glass bowl

#Plaster ring dish windows

(I) Desk (ii) windows (iii) hammer handles (IV) cardboard Question 1: Name 4 objects that are made from wood.

NCERT Solution Class 6 Science Chapter вЂ“ 4 Sorting Materials into Groups