Advertisements
Advertisements
प्रश्न
State the term which refers to the conversion of a substance on heating from.
- solid-state to liquid state
- liquid state to vapour state
- vapour state to liquid state
- liquid state to solid-state.
Advertisements
उत्तर
The terms which refer to the conversion of a substance are:
- Melting
- Vaporisation
- Liquefaction
- Solidification
APPEARS IN
संबंधित प्रश्न
What are the characteristics of particles of matter?
Fill in the blank:
Water is a matter because it has mas and occupies....................
Give two examples of the following:
Substances which do not change their states.
State two characteristics of matter demonstrated by diffusion.
When a beam of sunlight enters a room through a window, we can see tiny particles X suspended in a gas (or rather a mixture of gases) Y which are moving rapidly in a very haphazard manner.
- What could particles X be ?
- Name the gas (or mixture of gases) Y.
- What is the phenomenon exhibited by particles X known as ?
- What is causing the movement of particles X ?
- What conclusion does the existence of this phenomenon give us about the nature of matter ?
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to shape.
Give a reason why –
Liquids have a definite volume but no definite shape.
Describe simple experiment to show that particles of matter are closely packed in solids and less in liquids.
Complete the statement by filling the blank with the correct word given below.
In naphthalene, the inter-particle attraction is _______.
Mr. Raghu returns home on a hot summer day and wants to have buttermilk. Mrs. Raghu has the only curd. What can she do to get buttermilk? Explain
