Explique por que razão no interior de grutas estão criadas condições ambientais para a formação de calcários de precipitação

then that particular organisms become extinct.

a physical change is being made.

the elements of art are the visual tools that the artist uses to create a composition. these are line, shape, color, value, form, texture, and space.

the principles of art and design are balance, contrast, emphasis, movement, pattern, rhythm, and unity/variety.