Drawing Shading and Value 2

Question 1

What is the 'core shadow' (also called the terminator) on a rounded form?

Accepted Answer

The darkest band where the surface turns away from the light

Answer

The core shadow is the darkest band on a curved surface at the boundary between the lit and shadow sides.

Question 2

What does the Italian term 'chiaroscuro' describe in drawing?

Accepted Answer

The use of strong light-dark contrasts to model three-dimensional form

Answer

Chiaroscuro (Italian for 'light-dark') uses dramatic contrasts between light and shadow to create the illusion of volume and depth.

Question 3

What is the primary function of a blending stump (tortillon)?

Accepted Answer

Smudging graphite or charcoal to create smooth tonal transitions

Answer

A blending stump is a tightly wound paper cylinder used to smear and smooth graphite or charcoal into seamless gradients.

Question 4

How does a 'form shadow' differ from a 'cast shadow'?

Accepted Answer

Form shadow is on the object where it turns away from the light; cast shadow is projected onto other surfaces

Answer

A form shadow exists on the object itself where the surface faces away from the light, while a cast shadow is the shape projected onto surrounding surfaces.

Question 5

On a sphere lit from the upper left, where would reflected light most likely appear?

Accepted Answer

Along the outer edge of the shadow side

Answer

Reflected light bounces back from nearby surfaces and slightly lightens the outer edge of the shadow side of a form.

Drawing Practice Test

Drawing Practice Test

Drawing Shading and Value 2