Matter is our surroundings

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_________.