These basics are summarized visually in what photographer’s like to call the exposure triangle.
The sides of the triangle are 1) Shutter Speed, 2) Aperture, and 3) ISO. Each of these sides influences the others when capturing a photograph. Nail these concepts and you’ll be on your way from safely venturing out of auto mode into manual mode in no time.
This handy infographic from backdropstore.com demonstrates how to use the sides of the triangle, along with other photographic techniques, to improve your photography. Study up, grab your favorite camera, and get busy!