Advertisements
Advertisements
प्रश्न
Which of the following materials is not lustrous?
विकल्प
Gold
Silver
Wood
Diamond
Advertisements
उत्तर
Wood
Explanation:
Wood is not a crystalline substance and has no lusture.
APPEARS IN
संबंधित प्रश्न
Very Short Answer Type Question:
Why do we need to group materials? Give one reason.
Very Short Answer Type Question:
Is oil soluble in water?
Short Answer Type Question:
What are the similarities between iron, copper, and aluminium?
Short Answer Type Question:
What is the reason for grouping materials?
We cannot compress, cut or bend the rough materials easily.
Sugar does not dissolve in water.
Soft materials can be early compressed.
Materials which have ups and downs on their surface are called ______.
Differentiate hard and soft materials.
Match the objects given in Column I with the materials given in Column II.
| COLUMN I | COLUMN II | ||
| (a) | Surgical instruments | (i) | Plastic |
| (b) | Newspaper | (ii) | Animal product |
| (c) | Electrical switches | (iii) | Steel |
| (d) | Wool | (iv) | Plant product |
