Fill in the following blanks with suitable words :
The friction when something moves through a liquid or gas is called………………

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question:** The question asks for the term used to describe the friction that occurs when an object moves through a liquid or gas.

2. **Identifying the Type of Friction:** When an object moves through a fluid (which includes both liquids and gases), it experiences a type of friction that is different from the friction encountered on solid surfaces.

3. **Recalling the Term:** The specific term used to describe this type of friction is "drag." This term is commonly used in physics to refer to the resistance experienced by objects moving through fluids.

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