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15 questions
What is matter?? (choose only 1 option )
Anything that has both mass and volume
None of the above
Any thing that has only mass
Anything that has only volume
What is diffusion??
What are the characteristics of particles of matter??
Particles of matter do not have space between them
Particles of matter are continuously moving
Particles of matter attract each other
None of the above
What is humidity??
Fill in the blanks.
Evaporation is a _____________
Bulk phenomena
Surface phenomena
Humidity
None of the above
Fill in the blanks.
Boiling is a _____________
Surface phenomena
Bulk phenomena
None of the above
What is sublimation??
Conversion of any object from solid to gas
Conversion of any object from gas to solid
Conversion of any object from gas to liquid
None of the above
Convert the following temperature to Celsius scale:-
(A) 300 K
State true or false:
The direct change of gas to solid without changing into liquid is called deposition.
True
False
The melting point of ice is_________.
What can applying pressure and reducing temperature do??
Latent heat of___________ is the heat required to change 1 kg liquid to gas atmospheric pressure bowling point
Latent heat of___________ is the amount of heat energy required to change 1 kg of solid into liquid at its melting point
Matter around us exist in__________ States. They are
1.________
2.________
3.________
Evaporation causes__________
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