Advertisements
Advertisements
प्रश्न
A rubber ball changes its shape on pressing. Can it be called a solid?
Advertisements
उत्तर
Yes. A solid has a certain shape and size. The shape of a rubber ball changes only if we squeeze it.
APPEARS IN
संबंधित प्रश्न
Explain why, the diffusion of a solid in another solid is a very slow process.
Give two reasons for saying that wood is a solid.
Give reasons:
When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass remains unchanged.
Fill the following chart showing twelve solids, twelve liquids, four gases and eight materials.
Describe simple experiments to prove that liquids have no definite shape
State the property of the following substance.
Sodium nitrate is soluble in water, but calcium carbonate is not.
State the property of the following substance.
Manganese dioxide, a catalyst which alters the rate of a chemical reaction is black in colour.
Complete the Analogy:
Solids: incompressible:: Gas: ______.
Give two examples of diffusion.
What is the physical state of water at 250°C.
