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प्रश्न
Sand paper is a good example for smooth materials.
विकल्प
True
False
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उत्तर
Sand paper is a good example for smooth materials- False.
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संबंधित प्रश्न
Very Short Answer Type Question:
Select a lustrous material out of the following substances.
Very Short Answer Type Question:
Name two objects which are made from opaque materials.
Short Answer Type Question:
What are the similarities between iron, copper, and aluminium?
A notebook has lustre while an eraser does not.
Chalk dissolves in water.
Soft materials can be early compressed.
Name some examples for shiny materials?
Complete the crossword given in the figure with the help of the clues.
Across
1. Which is generally hard, ductile, malleable and sonorous.
2. A metal is called so it can be drawn into wires.
3. Metal bells are used because of this property.
Down
4. A metal generally used for making jewellery.
5. A metal which is liquid at room temperature.
6. A metal which reacts with acid as well as base to form hydrogen gas.
7. Substances used to enhance the growth of plants.
8. Property by virtue of which metals can be beaten into thin sheets.
Which of the following materials is not lustrous?
Which of the following statements is not true?
