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Plate Tectonics Flashcards | StudBud
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Plate Tectonics
Plate Tectonics
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8th grade science
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
The impact of the two colliding plates can bent down to form a trench.
True
false
2
Strong evidence for seafloor spreading =
cooling rock metals to align North and South
the moon being closest it has been since 1948
magnetic pole reversals
3
Alfred Wegener created the theory of continental drift.
True
False
4
What is this picture an example of?
osmosis
Subduction
5
What are four things that demonstrate continental drift?
The continents fit like a puzzle
Mineral deposits match. For example coal.
Fossil evidence of animals
Mountain ranges with the same rocks and minerals.
6
What type of boundary is this?
subduction zone
Divergent boundary
convergent boundary
three point line
7
Why is the Atlantic Ocean getting bigger?
Rising crust pizza
Rising ocean levels
Sea Floor Spreading
8
What is the name of the super-continent 250 million years ago
Narnia
Pandora
Jurassic World
Pangea
9
What? Ocean floor sinks beneath a continental plate back into the mantle...
Conduction
Divergence
Subduction
Convection
10
What type of crust is yellow?
Oceanic
Thin crust
Stuff crust
Continental
11
Iceland is often split by diverging plates. Which major feature is it located on?
mid ocean ridge
Mountain Region
converging boundaries
Subduction Zone
12
Which direction is the Pacific Plate moving?
North West
to the upper east side
East
South
13
What is this image showing?
subduction zone
sea floor spreading
14
As scientists what would you expect to find along the mid-Atlantic ridge?
Fossil evidence that supports theory of continental drift
Rocks that formed by rapid cooling of lava under water
evidence of mermaids
Sedimentary rocks that were formed by convergent drift
15
The age of seafloor sediments always increase the further away they are from the ocean ridge.
True
False
