GEO Exam 1

Elements are determined based on the number of ____________ they have.

Protons

Neutrons

Electrons

What rock is considered sedimentary?

Limestone

Granite

Slate

The isotope of an element refers to _______________________

Same number of neutons, different number of protons

Different number of neutrons , same number of protons

Same number of neutrons

Which type of rock is formed from the cooling of very hot material orginating from below the surface of the Earth?

Igneous

Sedimentary

Metamorphic

Which class of minerals is a significant source of one of the most important nutrients to animals and plants?

Phosphates

Carbonates

Silicates

A convergent plate boundary is one where....

Two plates move toward each other and collide

Two plates move away from each other and seperate

Two plates slide past eachother

An igneous rock that is formed from the cooling of lava is going to have what sized grains?

Fine sized grain

Coarse size grained

None of the above

Which of the following is a type of metamorphic rock?

Marble

Shale

Mica

The thickest layer of the Earth is the

Mantle

Crust

Core

Which two tectonic plates are moving toward each other , we call this type of boundary

Convergent

Divergent

Transform

Which sedimentary rock when found at an outcrop is indicative of past glacial activity ?

Diamictite

Breccia

Limestone

Which layer of the Earth is liquid?

Outer Core

Crust

Mantle

How do we know one the of the layers of the Earths is liquid?

Only one of the two types of seismic waves from an earthquake can pass through liquid

Based off gravity and measurements

Deep Earth drilling has been able to sample this part of Earth

Subduction occurs at which type of plate boundary?

Convergent

Divergent

Transform

Which type of crust is denser and thus sinks below the other ?

Oceanic

Continential

They are both the same density

Earthquakes often occur at plate boundaries ?

True

False

What is the minimum number of seimic stations needed to locate an earthquakes epicenter?

New igneous rock is created at what type of plate boundary?

Divergent

Convergent

Transform

Most damage comes from which wave?

P waves

Surface waves

S waves

Which U.S state lsited below is at the greate risk of being affected by a tsunami?

Hawai'i

Florida

New York

Which mountains chain lsited below is an example of an active margin?

Appalachians

Himalayans

Caledonians

Hawai'i was formed because it sits overtop a __________

Subduction zone

Hot spot

Mid-ocean ridge

A reverse fault is one where?

The hanging wall moves up the fault slope

The hanging wall movoes down the fault slo[e

Two blocks slide past each other laterally

Which of these bonds are considered strong?

Covalent

Metallic

Ionic

An isotope of oxygen with a mass number of 18 has....

6 protons 12 neutrons

10 protons and 8 neutrons

8 protons 10 neutrons

Which physicial property of aminerl refers to what it looks in a powdered form?

Streak

Color

Luster

Whixh luster would you classify Halite as?

Metallic

Pearly

Glassy

Which of the following are igneous rocks fromed ar or near the surface (extrusive)?

Rhyolite

Basalt

Slate

A clastic rock with rounded grains of similar size is indicative of rock formed...

Close to the source of the sediment

Far from the source of the sediment

A sedimentary rock made of shells cemented together is an example of a ___________rock?

Biochemical

Oraganic

Clastic

Subduction occurs when...

Two continential plates collide

An oceanic and continential plate collide

Two oxeanic plates move apart

Plates are consumed destroyed at

Subduction zones

Mid ocean ridges

Transform boundaries

New rock is formed at

Mid ocean ridges

Subduction zones

Transform boundaries

Mountains are formed when

Two continental plates collide

An oceanic and continential plate collide

Two continental plates seperate

A shield volcano is one that has

Basaltic mafic magma and non explosive eruptions

Andesite felsic magma and non explosive eruptions

Basaltic mafic magma and explosive eruptions

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