5.2D| Lecture & Reading Questions part 1

Directions

Complete the assigned readings and watch the lecture to prepare for the following questions. 

Read each question carefully and choose or compose the best answer. You have three attempts and no time limit.  

Time Needed 

35-45 minutes.

Learning Objectives

• Students can explain the rock cycle, differentiate among the three types of rocks, and use texture and composition to identify common rocks and their origins
• Describe the processes that form common igneous rocks
• Use texture to classify igneous rocks and to interpret their cooling history and origin
• Describe how the ratio between Fe/Mg and silica dictates the color and composition of igneous rock
• Describe how and where magma forms and evolves 
• Identify intrusive igneous features