The amount of light entering a camera depends on the size of the aperture and the time of __________.

Explanation

To answer the question, "The amount of light entering a camera depends on the size of the aperture and the time of __________," we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Aperture**:
- The aperture is the opening in the camera lens that allows light to enter. The size of the aperture directly affects the amount of light that can pass through. A larger aperture lets in more light, while a smaller aperture lets in less light.

2. **Understanding Exposure Time**:
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