Final answer:
The gray scale value in the pixels is closely related to the pixel bit depth. Pixel size, pixel pitch, and pixel matrix size are not directly related.
Step-by-step explanation:
The gray scale value in the pixels is closely related to the pixel bit depth. Pixel bit depth refers to the number of bits used to represent the color of each pixel in an image. The higher the bit depth, the more shades of gray (or colors) that can be represented. This is because a higher bit depth allows for a larger number of possible values, resulting in more precise representation of pixel colors.
Pixel size, pixel pitch, and pixel matrix size are not directly related to the gray scale value in the pixels. Pixel size refers to the physical size of each pixel, pixel pitch refers to the distance between adjacent pixels, and pixel matrix size refers to the total number of pixels in an image.