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Plate Tectonics & Igneous Rocks Flashcards | StudBud
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Plate Tectonics & Igneous Rocks
Plate Tectonics & Igneous Rocks
21 terms
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StudBud Administration
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167 plays
plate boundaries, landforms and more
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
Which is NOT evidence Wegener had in the early 1900's to support his idea of continental drift?
coal by the poles
reptile fossils
shape of the land
ocean maps
2
Which type of boundary may form a subduction zone?
divergent
convergent
sinking
transform
3
Which type of boundary occurs in California at the San Andreas fault?
physical
divergent
transform
convergent
4
Wegener believed that all land had been joined as _____.
continential drift
a Super Bowl Party
Pangaea
a group of continents
5
Which layer of the Earth is known as the fluid upper portion of the mantle?
geosphere
inner core
asthenosphere
lithosphere
6
What causes the plates to move?
asthenosphere
earthquakes
convection currents
lithosphere
7
Review: What type of rock forms from broken up particles deposited in layers?
minerals
sedimentary
metamorphic
igneous
8
Which type of rock forms as molten Earth materials cools?
sedimentary
rock candy
metamorphic
igneous rock
9
Which is more dense oceanic or continental crust?
continental
pie crust
oceanic
10
Which layer of the earth has the most earthquakes and volcanoes?
outer core
crust
inner core
mantle
11
Which boundary is shown below?
dinner plate
divergent
convergent
transform
12
Intrusive igneous rocks have large crystals because...
they like big, shiny objects
they cool quickly near volcanoes
they are made from dense materials
they cool slowly along the upper asthenosphere
13
Which boundary is shown below?
transform
divergent
convergent
14
Which plate do we live on?
Pacific Plate
North region plate
dinner plate
North American plate
15
When two plates collide it may result in a folded ___.
canyon
mountain
napkin
ridge
16
The mid-ocean ridge is an example of a ___ boundary.
convergent
transform
divergent
ocean
17
Review: What type of rock forms cooling molten materials?
igneous
minerals
sedimentary
metamorphic
18
Which plate boundary creates new crust in the lithosphere?
all of the answers
convergent
transform
divergent
19
Which boundary is shown below?
divergent
convergent
transform
20
When magma erupts it becomes ____.
hotter
molten
lava
liquid
21
The circular movement of heat energy in the mantle is called ____.
rapid currents
tectonic currents
convection currents
current events
