Shutter: This allows light to pass through for a determined period of time.
ISO: This measures the sensitivity of your sensor.
Aperture: Controls the amount of light reaching your camera's sensor.
This artwork is using textures by using the jam and peanut butter, i think it is also using negative space, there are different tones and colours, like the jam is a warm red and the peanut butter is a cold light brown, i also feel like the lines aren’t definite but rather different on both sides.