States of Matter
States of Matter: Overview
This Topic covers sub-topics such as States of Matter, Examples of Solid, Examples of Liquid, Examples of Gas, Properties of Liquid, Properties of Solid and, Properties of Gas
Important Questions on States of Matter
Solids can change their shape. Do you agree or not?

Take water in a glass tumbler. What is the shape of the water now? Now pour this water into vessels of different shapes.
Is there any change in the shape of the water? What is the reason for this?

Look at the given image and label the three states of matter.

Look at the above picture carefully. Follow the below sequence and fill in the table.
Step | Initial state | Heating/Cooling | Final State | Process |
A | Ice | Heating | Water | Melting |
B | Boiling | |||
C | Cooling | |||
D | Ice |

Look at the picture. Identify some objects made up of solids, liquids and gases. List them below the table.
Solids | Liquids | Gases |

Unscramble the letters and identify the process that name the change of state of matter.
DENCONTISAON

Unscramble the letters and identify the process that name the change of state of matter.
GINEEZFR

Unscramble the letters and identify the process that name the changes of state of matter.
ROPONTIAAVE

Unscramble the letters and identify the process that name the change of state of matter.
LEMITNG

Butter melts and change into liquid state. Can you change this liquid state of butter in a solid state again? How?

Solids do not change their shape.

A thing that does not have a fixed shape is a _____. (Solid, liquid)

Which of these is not a solid?

Take three containers of different shapes. Pour water into the first one. Notice the shape of the water in it. Next pour some water into another one. Does the water have the same shape as in the first container? (Yes/No)
Repeat with the third one. What do you observe?


Solids take the shape of the vessel in which they are kept.

Liquids do not have a fixed _____.

Which of these is a liquid?

Fill in the blank with an appropriate word:
The _____ (Wood/Tea/Water vapour) will not take the shape of the container it is in.

An object has a definite shape. It occupies space and has weight. Identify the state of this object?
