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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.
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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
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संबंधित प्रश्न
Why do solids, liquids and gases differ in their physical states ?
Define interconversion of states of matter.
Define the following term.
Element
Write whether the following statement is true or false.
Only water can exist in three different states.
Name the phenomenon which cause the following change:
Conversion of ice into water.
The state of matter which has no definite shape or volume is called
- solid
- liquid
- gas
- water
Fill in the blank
The physical state of a substance, which has a fixed volume but no fixed shape is _______
What are the two conditions for the interconversion of states of matter?
Give a reason why:
Gases have no definite volume and no definite shape.
Fill in the blank:
The intermolecular force of attraction is ___________ in solids.
