These are Primary Colors.

This is a dot moving through space that creates a mark with length.

Starry Night

These are opposite each other on the color wheel.

Any three dimensional object that can be measured by height, width, and depth.

Mona Lisa

These are the warm colors.

Prickly, Smooth, Roughness, Softness

These are the cool colors

The lightness or darkness of a color.

These are the secondary colors.

Triangle, circle, square, rectangle, oval, rhombus, trapezoid, octagon, hexagon, etc