What happens first when a star begins to run out of fuel?

the star’s core shrinks.
the star becomes a black hole.
the star becomes a white dwarf.
the star’s outer layer drifts away.

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.

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.