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Unit D & E
Vocab from these units in photoshop
| Question | Answer |
|---|---|
| Tonal Range | the range between the brightest and darkest parts of an image . |
| Histogram | a vertical graph showing the brightness levels in an image , ranging from darkest to lightest |
| Channel | a category of information related to a color image . |
| Bit Depth | the number of bits used to describe a pixel |
| Brightness | adjust the relative lightness or darkness of an image |
| Contrast | the difference between the darkest and lightest portions of an image |
| Shadows | the darkest part of an image that still has vsible detail |
| Higlights | lightest areas of an image |
| Hue | a specific wavelength of light forming a a color |
| Saturation | the intensity or purity of a color in an image |
| Warm Light | light that has reds , yellows , or oranges added to it |
| Cool Light | light that has blues , greens , and purples added to it |
| Filter | a feature that alters the appearance to of an image by adding visual affects to it |
| Electromagnetic Spectrum | the full range of wavelengths that compose light |
| White Light | wavelengths of light visible to the human eye |
| Additive Primary Colors | the primary colors red , green , and blue , which combine to form all other colors in light |
| Subtractive Primary Colors | pigments created by subtracting cyan , magenta , yellow , and black from white |
| Fade | the number of brush , marks before the color fades out |
| Jitter | the rate at which the stroke uses the background and foreground colors |
| Scatter | brush dynamic control that affects the distribution of the brush marks |
| Barrelling ( Fish Eye ) | distortion that causes the appearance of outward curve ; also known as fish - eye distortion |
| Pincushion | Pinched distortion |
| Transformation | alters an image by modofying its physical qualities |