In the illustration below, the part of the atom that has a positive charge is referred to as the:  

Which of the following terms best describes the lava in the figure below?  

The igneous rock in the figure below has what type of texture?  

In the figure below, which of the igneous intrusive bodies is parallel to pre-existing bedding?  

Basaltic magma has a high amount of dissolved gases and is very explosive.

In the figure below, _______ is the process that occurs when newly formed crystals are lighter than magma and float to the top of the magma chamber  

Which of the following is the name for a fine-grained, felsic igneous rock?

Volcanologists can often tell an eruption is eminent because of changes in __________.

The separation of liquids from crystals during crystallization is known as _______.

Contrast igneous rock textures between those formed internally (intrusively) and those formed externally (extrusively).