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Plate Tectonic Evidence Flashcards | StudBud
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Plate Tectonic Evidence
Plate Tectonic Evidence
20 terms
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StudBud Administration
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Student will review boundaries, features and evidences for plate tectonics.
Flashcards
20 cards
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Questions
20
Answers
1
How prepared are you for tomorrow's test?
I need to study!`
There's a test tomorrow?
I've got this!
I will take my chances
2
The heat that causes convection is generated from...
the mantle
the sun
human activity
radioactive decay
3
The name of the supercontinent formed is...
Kiliua
Gondwanaland
Pangaea
Laurasia
4
The youngest rocks on the ocean floor are located...
near continents
at mid-ocean ridges
near volcanoes
on the north and south poles
5
Scientists used __________________ to map the ocean floor.
sonar/echo waves
radioactive decay
video recorders
magnetism
6
Old ocean floor melts at a..
hot spots
magnetic poles
mid-ocean ridges
subduction zones
7
This diagram shows the evidence for...
continental drift
plate tectonics
subduction
radioactive decay
8
Which of the following is used as evidence of seafloor spreading?
climate records
magnetic pole reversals
fossils of extinct animals
rock layers in the ocean
9
Fossils, mountain ranges, past climate data and puzzle like shapes of land are evidences for..
Sea-floor Spreading
Magnetic Reversal
Continental Drift
Plate Tectonics
10
How is continental drift and seafloor spreading related?
Evidence for both ideas formed the theory of Plate Tectonics
both ideas have been proven incorrect
Seafloor spreading proved the idea of continental drift
both ideas explain volcanoes and earthquakes
11
Continental drift is support by the presence of the same ____________ on several continents.
ocean ridges, geomagnetism, trenches & island arcs
mountain ranges, rift valleys, magnetic fields
fossils, rock layers, past climate data & continent shapes
ice cores, radioactivity, convection
12
What process is this diagram showing?
sea-floor spreading
convection
radioactive decay
subduction
13
Magnetic reversals, island arcs, trenches, and mid-ocean ridges are evidences for...
continental drift
plate tectonics
radioactive decay
seafloor spreading
14
What process is being shown in this diagram?
sea-floor spreading
convection
radioactive decay
subduction
15
What feature physical feature formed at a distance of about 3000 km?
Earthquakes
Continental Slope
Mid-ocean Ridge
Island Arcs
16
The idea that continents have slowly moved to their current locations is called....
convection
continental drift
continental slope
magnetic reversal
17
This diagram shows...
subduction
seafloor spreading
mapping the ocean floor
radioactive decay
18
This diagram shows a(n)...
radioactive decay inside the core
convection in the mantle
subduction at the edges of plates
magnetic changes in the ocean floor
19
Plate motion is caused by...
fusion
radioactive decay
subduction
convection
20
The purple lines in this diagram show the locations of...
island arcs
mid-ocean ridges
trenches
continental shelf
