Advertisements
Advertisements
प्रश्न
Write your observation and conclusion for the following:
When few marbles are put in a glass half-filled with water.
Advertisements
उत्तर
Take some marbles and put them into the water of glass tumbler one by one. After some time you will notice that water level crosses the mark and rises. This is because the marbles occupy space. Again weigh the glass with the marbles. You will find that the second mass is greater than the first one. This proves that marbles have mass.
This proves that the matter has mass and occupies space.
APPEARS IN
संबंधित प्रश्न
Write whether the following statement are true or false.
There is no difference between evaporation and boiling.
Write whether the following statement are true or false.
All solids, on heating, first change to the liquid and then to the gaseous state always.
Fill in the blank
All the molecules of a substance are .............
Define matter.
Give one difference between atoms and molecules.
Define Intermodular space.
Fill in the blank
The molecules are at a greater distance in ........ compared to liquids.
Solids retain their volume even when external pressure is applied. This property is called ______.
Water, mercury and bromine are similar to each other, because three are ______.
Give two examples.
Liquid element
