The increase in the length of a solid on heating is called :

1. contraction
2. linear expansion
3. cubical expansion
4. superficial expansion

On heating, liquids expand …………… than solids and gases expand …………… than liquids.

1. more, less
2. less, more
3. more, much more
4. less, less

The change in volume of water when it is cooled from ……………°C to ……………°C is known as anomalous expansion of water :

1. 0,4
2. 4,0
3. 1,0
4. 0,1

The property of ice which prevents the flow of heat from water of a pond (or lake) to the atmosphere is :

1. conduction
2. insulation
3. low specific heat
4. none of the above