Earth Science 2 Quiz

Which of the following properties is most useful for identifying a mineral in the field?

• Luster

• Streak

• Hardness

• Specific gravity

What distinguishes quartz from feldspar in hand specimens?

• Quartz has cleavage; feldspar does not.

• Quartz is softer than feldspar.

• Quartz has a glassy appearance; feldspar often has a dull luster.

• Feldspar often displays striations; quartz does not.

Which of these minerals reacts with hydrochloric acid?

• Quartz

• Calcite

• Feldspar

• Hematite

What is the significance of a mineral's crystal habit?

• It determines the streak.

• It affects the cleavage patterns.

• It indicates the internal arrangement of atoms.

• It identifies a mineral's luster.

Which of the following is not a silicate mineral?

• Olivine

• Quartz

• Gypsum

• Feldspar

What process transforms sediment into sedimentary rock?

• Crystallization

• Compaction and cementation

• Sublimation

• Erosion

Metamorphic rocks form due to changes in:

• Cooling rates

• Heat, pressure, and chemical fluids

• Magnetic fields

• Solar radiation

At a convergent boundary between an oceanic plate and a continental plate, what geological feature is typically formed?

• Mid-ocean ridge

• Mountain range

• Ocean trench and volcanic arc

• Rift valley

The Himalayas are an example of mountains formed by which type of plate boundary?

• Divergent

• Convergent (continental-continental)

• Convergent (oceanic-continental)

• Transform

Which of the following statements is true regarding the Ring of Fire?

• It is a zone of frequent earthquakes and volcanic eruptions around the Pacific Ocean.

• It is a mountain range formed by continental-continental collisions.

• It is a hotspot that formed the Hawaiian Islands.

• It is a tectonic boundary formed by divergent plates.