An undisturbed horizontal layer of basalt is situated between two sedimentary layers. The basalt exhibits a vesicular texture in its upper portion, while the sedimentary layer immediately below shows some meta-morphic alteration. The sedimentary layer above shows no metamorphic alteration. Which one of the statements below is most likely true about the basalt layer?

Fragments of volcanic rock, ash, and partly solidified lava blown from a volcano and airborne for a time are termed:

Granite has the same general mineral composition as:

After a major volcanic eruption, a collapsed volcano or magma chamber can produce a very large depression known as a (an):

Felsic igneous rock is different from mafic igneous rock because:

The tendency for some minerals to break on smooth planar (flat) surfaces (often with luster) is known as:

Attendance for lecture is mandatory (more than three absences from lecture will result in a final grade deduction), and all quizzes noted on the syllabus must be taken in order to pass the class. 

When an atom loses or gains electrons, it bonds readily and is called a(an):

Below is the Risk Register for several of the risks faced by Planet Popcorn, that was completed by all of your risk management professionals during our in-class group activity!    What Quadrant of Risk should the unidentified Risk ID #3 be labeled as? 

Name the ionic compound (NH4)2SO4: