Advertisements
Advertisements
Question
Write your observation and conclusion for the following
When one of the balloons suspended to the metre scale is punctured while other remains inflated ?
Advertisements
Solution
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
RELATED QUESTIONS
Which of the following are matter?
Chair, air, love, smell, hate, almonds, thought, cold, lemon water, smell of perfume.
Fill in the blank:
Water is a matter because it has mas and occupies....................
Fill in the blank:
Liquids have a definite ............
Write whether the following statement is true or false.
Only water can exist in three different states.
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 |
Name the phenomenon which cause the following change:
Conversion of water into steam.
The process by which a solid changes into a liquid is called
- freezing
- melting
- condensation
- evaporation
Give reason of The odour of scent spreads in a room.
Bromine particles are almost twice as heavy as chlorine particles. Which gas will diffuse faster; bromine (vapour) or chlorine? Explain your answer.
Complete the blank with reference to interconversion of matter on the basis of kinetic theory-with the word ‘increase’, ‘decreases’, ‘gain’, ‘lose’, or ‘overcome’ in the following case.
During soldification, the inter-particle space __________ gently.
