Thin spot in oceanic crust where mantle plume breaks through

What are divergent plate boundaries?

Plates that move apart causing tension

What causes sea floor spreading?

New Material coming from the mantle at a mid ocean ridge

What are convergent plate boundaries?

Plates the move together causing compression

What is not evidence of continental drift?

Existence of Granite in Continental Crust

In reverse faults, what happens?

The footwall falls down, and there is tension.

A weak spot in the crust where magma comes up.

Where will you find the oldest pieces of the oceanic crust

In a deep ocean trench's subduction zone

What are transform plate boundaries?

Plates that move past each other causing shearing

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Quiz Continental Drift and Surface Features

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Questions 19

Answers

1
Hotspot
Thin spot in oceanic crust where mantle plume breaks through
Waves of energy that are emitted from the focus
Torrents of fast flowing hot ash in the mantle
An area of extra hot rock in the mantle
2
If a volcano's magma is low in silica, the volcano will probably
produce dark-colored lava
erupt quietly
remain dormant
erupt explosively
3
What are divergent plate boundaries?
Plates that don't move at all
Plates that move together causing compression
Plates that move apart causing tension
Plates that move past each other causing shearing
4
What are the characteristics of a shield volcano?
Gently sloping sides
Layers of ash and lava
Sticky lava
5
T or F: A volcano high is silica will erupt quietly.
False
True
6
what caused continental drift?
convection current in the ocean
Subduction zones in Ocean trenches
creation of extra plates
convection current of magma
7
An Earthquakes magnitude is a measure of
The damage done by the earthquake
The length of the Earthquake
The Amount of Energy released
The size of the Seismic waves
8
What causes sea floor spreading?
old material sinking into the mantle at a mid ocean ridge.
New materials coming from the mantle in a subduction Zone
New Material coming from the mantle at a mid ocean ridge
Old material sinking into the mantle in a subduction zone
9
What are convergent plate boundaries?
Plates that move apart causing tension
Plates that move past each other causing shearing
Plates the move together causing compression
Plates that don't move around at all
10
What is not evidence of continental drift?
landforms and climate
similar fossil findings
Existence of Granite in Continental Crust
Continents look like they fit together
11
In reverse faults, what happens?
The footwall falls down, and there is tension.
Nothing
The hanging wall falls down and there is compression
The Hanging wall rises up and there is shearing
12
At convergent plate boundaries where oceanic and continental crust meet _________ .
they stop right before they collide
Continental crust is subducted
Oceanic crust is subducted
They collide
13
What happens at a normal faults?
Plates Push together
Plates Scrape past one another
Plates Pull apart
14
What is a volcano?
The crater on top of a plateau with magma in it.
A hollowed out mountain connected to the mantle
A weak spot in the crust where magma comes up.
15
What do strike-slip faults do?
Plates Pull apart
Plates Scrape past one another
Plates Push together
16
Where will you find the oldest pieces of the oceanic crust
In a deep ocean trench's subduction zone
At the Midocean ridge
In an area heavy with silt
In the Mantle
17
What are transform plate boundaries?
Plates that don't move at all
Plates that move together causing compression
Plates that move apart causing tension
Plates that move past each other causing shearing
18
What happens at reverse faults?
Plates Scrape past one another
Plates Push together
Plates Pull apart
19
Faults are classified by ________________
The color of the rock
The location of the rock
The rocks shape
How the rock moves

Quiz Continental Drift and Surface Features Flashcards | StudBud