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Sorting Materials into Groups Class 6 Worksheet Science

Q1. State True/False:

i. Opaque is a materials through which you are not able to see. 
ii. Insoluble substances mix in water. 
iii. Soft materials can be compressed or scratched. 
iv. Brick is opaque, while butter paper is translucent. 
v. Salt does not dissolve in water. 
vi. All gases are non–lustrous. 
vii. Oil mixes with water. 
viii. Stone settles down in water. 
ix. Vinegar does not mix with water. 
x. Iron is harder than sponge. 
xi. Air is transparent. 
xii. Glycerine is not soluble in water. 
xiii. Diamonds, gems and pearls are lustrous.
xiv. Honey floats on the surface of water. 
xv. Alcohol is immiscible with water. 
xvi. Diamond is the hardest natural occurring substance. 

Q2. Fill in the blanks:

i.                gas is soluble in water.
ii. Grouping things together with similar properties is called                        .
iii.                is the metal that exists in liquid state.
iv.                       is a soft metal that can be cut with a knife.
v. Iodine is a               that has lustre.
vi. A piece of stone is a                     material.
vii. All gases are not                  in water.
viii. Dried leaf                  on the surface of water.
ix. Oily patch on a piece of paper is               .
x. Water is a                   liquid.
xi. Materials that have lustre are usually called as             .
xii. Materials are grouped on the basis of                    or                 in their properties.
xiii. Based upon transparency, materials can be grouped as                  ,                 and              .
xiv. A substance which is used in making different objects is called                    .
Q3. Name a substance through which light can pass through partially but one cannot see through it clearly.
Q4. Name a liquid which is lustrous?

Q5. Name two non-metals which are lustrous?

Q6. What happens when we add mustard oil to a glass full of water?

Q7. Name some materials that float on water?

Q8. Name some materials that sink in water?

Q9. Name any two things which can be made out of wood?

Q10. Write the object from the following which shine: brick, earthen pitcher, glass bowl, plastic table, steel spoon, cotton bed sheet, newspaper.

Q11. Make a list of items that floats on kerosene?

Q12. Name one lustrous material?

Q13. Which material is generally used for making pens?

Q14. Write any two objects made up of opaque materials?

Q15. Define density. How is it related to floating and sinking in water?

Q16. Write two things made from leather.

Q17. Write name of any three metals.

Q18. Name few things made up of plastic.

Q19. Why water is considered as a universal solvent?

Q20. Why does a coin sink in water?

Assertion and Reason Questions
Q21. Assertion (A): Wood is a good conductor of heat.
Reason (R): Substances which do not allow heat to pass through them are called poor conductors of heat.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true. 

Q22. Assertion (A): If we add some ammonium chloride (a solid) to a glass of water and stir it for some time, we find that solid disappears.
Reason (R): Ammonium chloride is soluble in water.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true. 

Q23. Assertion (A): The materials which can be compressed or scratched easily are called soft.
Reason (R): Iron is a hard material.

(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true. 

You can access the solutions to this worksheet here.

The document Sorting Materials into Groups Class 6 Worksheet Science is a part of the Class 6 Course Science Class 6.
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FAQs on Sorting Materials into Groups Class 6 Worksheet Science

1. What are the different categories for sorting materials?
Ans.Materials can typically be sorted into several categories such as paper, plastic, metal, glass, and organic waste. Each category has its own recycling process and environmental impact.
2. Why is it important to sort materials correctly?
Ans.Sorting materials correctly is crucial for effective recycling and waste management. It helps reduce contamination, ensures that materials are processed correctly, and promotes environmental sustainability by conserving resources.
3. How can I identify which materials belong in each group?
Ans.To identify which materials belong in each group, you can look for recycling symbols on packaging, check local recycling guidelines, and familiarize yourself with common items in each category, such as newspapers for paper or soda cans for metal.
4. What are the consequences of not sorting materials properly?
Ans.Not sorting materials properly can lead to contamination of recyclable materials, which can result in increased landfill waste, higher processing costs, and reduced effectiveness of recycling programs. It can also harm the environment by increasing pollution.
5. Can all materials be recycled, and how do I know if they can be?
Ans.Not all materials can be recycled. To determine if a material is recyclable, check for recycling symbols, consult local recycling guidelines, and look for information about the material's recycling process. Common non-recyclable items include certain plastics and contaminated materials.
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