Show the molecular arrangement of solid, liquid and gas with the help of a diagram.

In the picture, glass balls are present along with sand in beaker. Look at the picture and answer the following:

• What does the picture show?

In the picture, glass balls are present along with sand in beaker. Look at the picture and answer the following :

• What does it tell about matter?

Define condensation and melting.

Experimentally, show the expansion of solids and liquids.

Write a short note on, “Burning of candle is a chemical change”.

Label the aggregations as solid, liquid and gas state.