What does "Practical" mean in Renaissance sculpture/architecture/painting?

What is a painting done rapidly in watercolor on wet plaster on a wall or ceiling, so that the colors penetrate the plaster and become fixed as it dries?

What does Proportional mean?

What is the term for ceiling paintings meant to draw the gaze of viewers into a heavenly visage?

What does Chiaroscuro represent in Renaissance art?

Leonardo created a glazing effect that revolutionized the blending of tone and color. What is this term?

What is Oil Paint? Where was it commonly used?

The study of the human body and its functions started to play a larger role in Renaissance artists' paintings, and it reflected in the life like depictions in many works and sculptures. What is the study of the bodily structure of humans?

What term describes an evenness in the floor plan of Renaissance sculpture or painting?

What term describes a technique that relies on the use of lines to render objects leading to the illusion of space and form?

What is Humanism?

What term describes the viewer given a distinct "Point of View?" The Scene within a painting is depicted from the viewpoint of someone looking from a "Window into the Space."

What term describes when paintings look very realistic? Paintings meant to replicate real life.