Question

Liquids and gases have only _________ expansion.

Answer 1

1. Liquids and gases exhibit only cubical expansion.
2. It is because they have no fixed length or area but have fixed volume.
3. Liquids and gas do not have a definite length or area but have a definite volume.
4. Thus., the only expansion in liquids is volume expansion or cubical expansion.

Hence, liquids and gases have only cubical expansion.