Fill in the following blanks with suitable words :
In liquids and gases, heat is transferred by the process of ___________

Explanation

To fill in the blank in the statement "In liquids and gases, heat is transferred by the process of ___________", we need to identify the correct mode of heat transfer that occurs in these states of matter.

### Step-by-Step Solution:

1. **Identify the Modes of Heat Transfer**:
- There are three primary modes of heat transfer: conduction, convection, and radiation.
- Conduction occurs in solids, where heat is transferred through direct contact.
- Radiation does not require a medium and can occur in a vacuum.
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