Fill in the following blanks with suitable words :
The change in direction of light by a mirror is called _________ of light.

Answer

To fill in the blank in the statement "The change in direction of light by a mirror is called _________ of light," we follow these steps:

1. **Understand the Concept**: We need to identify what happens when light hits a mirror. When light rays strike a reflective surface, they change direction instead of passing through.

2. **Identify the Term**: The specific term that describes this change in direction of light due to a mirror is crucial. We know that mirrors reflect light.

3. **Fill in the Blank**: Based on our understanding, we can fill in the blank with the term "reflection." Thus, the complete statement reads: "The change in direction of light by a mirror is called reflection of light."

4. **Final Answer**: The answer to the question is "reflection."