Kelvin degrees represent the __________ of a source of light.

Extension tubes will change __________

What do F-stops really refer to?

Computer monitors use both the RGB and CMYK color spaces.

Sharpening settings used when processing images should vary depending on the subject.

A gray card used to determine proper exposure reflects __________ of the light that strikes it?

Digital images are made of tiny pieces called...

A smaller (lower) f-number represents...

What is a fisheye lens?

What is the best format to capture still images in on a digital camera?

PL (polarizing) filters can be used to: