Advertisements
Advertisements
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 ?
उत्तर
Take two similar balloons and inflate them equally. Suspend one balloon to the left of a metre scale and the other one to the right of it, as shown in the figure below. Balance the scale in the middle with the help of a peg.
APPEARS IN
संबंधित प्रश्न
State the general properties of a solid.
Write your observation and conclusion for the following.
When a small stone is gently dipped into a glass filled with water.
Give reason:
Why do liquids and gases flow but solids do not ?
Fill in the blank:
..............can flow
Which of the following is a property of the liquids ?
- they can flow
- they are malleable
- they have a definite shape
- they are rigid
Give reasons for the following:
Water on freezing turns into ice.
Name the three states of matter.
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to shape.
A crystal of iodine is placed in a closed flat bottom flask and heated. State how you would conclude from the observations seen, that interparticle space is minimum in solids and maximum in gases.
Match the following.
| Property | Example |
| Breaks easily (Brittle) | Metal pan |
| Bends readily | Rubber band |
| Can be stretched easily | Cotton wool |
| Gets compressed easily | Mud pot |
| Gets heated readily | Plastic wire |
