Interconversion of states of matter

The change in the state of matter is mainly caused by:

• Change in temperature

• Particles of matter attract each other

• By applying pressure

Water when heated starts changing into steam above (a)   degree Celcius 

___________________________ is the process by which matter changes from 1 state to another and back to it's original state without any change in its chemical composition, when conditions are changed

• Volume

• Mass

• Liquid

• Interconversion of states of matter

In all the 3 states, the properties of water will not remain the same.

• True

• False

There are some substances like camphor, naphthalene etc., which change directly from solid to gaseous state on heating. This process is called (a)  

Matter is anything that has

• Mass

• Weight

• Occupies space

• Perceived by our senses

Liquids and Gases are called fluids?

• True

• False

How many states are there in matter?

• 5

• 15

• 8

• 3

Matter is made up of extremely small particles called

(a)  

A (a)   has neither a definite shape nor a definite volume.