Advertisements
Advertisements
प्रश्न
Fill in the following blank with suitable words :
The smell of perfume gradually spreads across a room due to .....................
Advertisements
उत्तर
The smell of perfume gradually spreads across a room due to diffusion.
APPEARS IN
संबंधित प्रश्न
What are the characteristics of particles of matter?
Name the three states of matter and define them.
Fill in the blank:
All matter is made up of tiny particles called..................
Write true or false for statement. Rewrite the false statement correctly.
Solids can be compressed easily.
Match the columns.
| (1) iron and gold | (a) molecules are very far apart |
| (2) melting | (b) pure substance |
| (3) intermolecular space | (c) non - metals |
| (4) compound | (d) the space between the molecules |
| (5) gases | (e) change from solid to liquid |
| (f) metals |
What is mass ?
Give reason of We can walk through air.
Fill in the blank
The molecules are at a greater distance in ______ compared to liquids.
Write true or false for each statement. Rewrite the false statement correctly.
If the intermolecular space is more than the intermolecular force will be weaker.
A glass beaker is half-filled with water and an empty glass tumbler is inverted & lowered inside the glass beaker. State your observations on tilting the tumbler below the level of the water in the glass beaker. Give a reason for your answer.
