Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
(1) Take a glass beaker half-filled with water as shown in the diagram.
(2) Take an empty glass tumbler which contains air is inverted and lowered inside the glass beaker.
(3) On tilting the tumbler the air inside the tumbler is displaced and bubbles of air are seen coming out. The air is pushed out by the water on tilting the tumbler inside the beaker of water. This experiment or procedure also proves that air or gases occupy space
APPEARS IN
संबंधित प्रश्न
Write your observation and conclusion for the following:
When one of the balloons suspended to the metre scale is punctured while other remains inflated ?
Write whether the following statement is true or false.
There is no difference between evaporation and boiling.
Fill in the blank :
Air is a matter because it has ________ and _______ and it can be _________
Fill in the blank:
The quantity of matter in an object is called its _____
If an object is taken to the moon from the earth what will be its mass ?
How will you prove by an experiment that solids occupy space ?
Write whether the following statement are true or false.
Intermolecular force of attraction is greater in gases than in liquids.
Fill in the following blank with suitable words :
The smell of perfume gradually spreads across a room due to .....................
Describe simple experiment to show that particles of matter are closely packed in solids and less in liquids.
In which of the three states of matter – solids, liquids, or gases is the movement of atoms about their own position. Give a reason for the same.
