Advertisements
Advertisements
प्रश्न
Fill in the blank:
The process in which a solid directly changes into a gas is called ....................
Advertisements
उत्तर
The process in which a solid directly changes into a gas is called sublimation.
APPEARS IN
संबंधित प्रश्न
Which of the following are matter?
Chair, air, love, smell, hate, almonds, thought, cold, lemon water, smell of perfume.
A diver is able to cut through water in a swimming pool. Which property of matter does this observation show?
Write true or false for statement. Rewrite the false statement correctly.
Solids can be compressed easily.
The state of matter which has no definite shape or volume is called
- solid
- liquid
- gas
- water
Why liquids do not have a definite shape ?
Write your observation and conclusion for the following,
When a small stone is gently dipped into a glass filled with water.
Give reason of Liquids have definite volume but no difinite shape.
A piece of chalk can be broken into small particles by hammering but a piece of iron cannot be taken into small particles by hammering. Which characteristic of the particles of matter is illustrated by these observations?
Fill in the following blank with suitable words :
The smell of perfume gradually spreads across a room due to .....................
Fill in the blank with the correct word Given below.
The space between atoms’ [molecules] of solids is ____
