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प्रश्न
Write the properties of this substance.
Chalk
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उत्तर
- Chalk is a solid material.
- It is not soluble in water.
- Brittleness is a characteristic of chalk.
- When subjected to pressure, chalk disintegrates into fine particles.
संबंधित प्रश्न
Write the properties of this substance.
Glass
Write the properties of this substance.
Pen
Write the properties of this substance.
Soap
What is it made from? Why?
A screwdriver
Short Answer Type Question:
Metals have lustre (shine). Give the reason why some metal articles become dull and loose their shine.
Short Answer Type Question:
Metals generally occur in solid state and are hard. Name a metal that exists in liquid state and a metal that is soft and can be cut with knife.
Find the odd one out from the following:
If in the following figure, iron nail is replaced by a wooden stick, will the bulb glow or not? Justify your answer.
Arrange the jumbled words to arrive at the appropriate name of material and also write two uses of it.
milaunuim
Chalk, iron nail, wood, aluminium, candle, cotton usually look different from each other. Give some properties by which we can prove that these materials are different.
