Layers of the Earth
What are the 4 major layers of the Earth?
the crust, the mantle, the outer core, and the inner core
How do you test the streak of a mineral?
By scraping the mineral across a streak plate and observing the powdered color left behind
What are the three main rock types?
Igneous, Sedimentary, and Metamorphic
What is the difference between lava and magma?
Location!
Magma is stored in the Earth's crust and lava is molten rock that breaks the Earth's surface
What is the name of this course?
Geology 101L
Which layer of the Earth is completely liquid?
The outer core
What do words like "dull", "earthy", "metallic" used for in describing a mineral?
The luster (how the mineral reflects light)
What type of rock is limestone an example of?
Sedimentary
How are earthquakes measured?
Richter Scale (measuring seismic waves) and the Modified Mercalli Scale (measuring observed effects)
When are my office hours?
Mondays 2:30-3:30 and Fridays 12:00-2:00
Brooks Hall Room 132
Which layer of the Earth is directly below the crust?
The mantle
What mineral has a hardness of 1 on the Mohs hardness scale?
Talc
How is a metamorphic rock formed?
What makes magma more viscous?
How many exams will there be in the course?
3
Why is the inner core solid?
Pressure
The Mohs Hardness scale is a qualitative scale from 1 to _?_, characterizing the scratch resistance of minerals.
10
What type of rock is granite?
An igneous rock
Which type of seismic (earthquake) wave can travel through both solids and liquids?
P-waves
Where can you find a copy of the syllabus?
What is the thickest layer of the Earth?
The mantle
All _?_ are generally made out of 2 or more different kinds of minerals.
Rocks
What type of rock often has fossils inside of it?
Sedimentary
What are the three classic types of volcanoes?
Cinder cones, composite (stratovolcanoes), and shield
What is my name?
Amelia