The Physical Characteristic That Is Used to Distinguish Intrusive Igneous

question 34

Short Answer

The physical characteristic that is used to distinguish intrusive igneous rocks from extrusive igneous rocks is ______________.

---

Definitions:

Choroid Layer

A layer of cells filled with black pigment that absorbs light and prevents reflected light from blurring the image that falls on the retina; the layer of the eyeball outside the retina.

Black Pigment

A substance that gives a dark color to materials, often used in cosmetics, art, and the natural coloration of organisms.

Vertebrate Eyes

The specialized organ in vertebrates that allows for the perception of vision, consisting of structures such as the cornea, iris, lens, and retina.

Retina

The light-sensitive layer of tissue at the back of the eye that captures images and sends visual information to the brain.