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NDMS: Earth's Plates Mid-Unit Flashcards | StudBud
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NDMS: Earth's Plates Mid-Unit
NDMS: Earth's Plates Mid-Unit
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1
Facts about continental drift.
The seafloor is spreading
the mantle is hard and solid
weathering and erosion
Earth's surface is SLOWLY and constantly moving.
2
What drives continental drift?
the magnet field around the Earth
convection currents in the mantle
the rotation of the Earth
radiation in the mantle
3
Which feature forms when magma comes up between 2 plates pushing away from each other?
trench
earthquake
mid-ocean ridges
fossils
4
A plate boundary where two plates move away each other.
tidal wave
convergent boundary
divergent boundary
mid-ocean ridge
5
Where are most active volcanoes located?
Southern Hemisphere
Atlantic ocean
Ring of Fire
Hawaii
6
FOSSILS...
are the preserved remains of organisms that millions of years ago
are really old rocks
are found in igneous rock
are dinosaur bones
7
What is true about the movement of Earth's plates?
they are made of a soft solid
they are separate from the continents
they cause hurricanes and tsunamis
they cause earthquakes and volcanoes
8
Where does a plate sink into the mantle and melt?
volcano
subduction zone
mid-ocean ridge
plate boundary
9
Ocean floor sinks back into the mantle at a convergent plate boundary forming a trench.
convergent boundary
divergent boundary
subduction
conduction
10
Why are fossils of the Mesosaurus found in South America and Africa?
trenches
plate tectonics
continental drift
mid-ocean ridges
11
Divergent plate boundaries can form_________ or _________ landforms.
earthquakes, trenches
trenches, mountains
mountain ranges, rifts
rifts, mid-ocean ridges
12
Which support the hypothesis that the continents are drifting apart?
The seafloor is spreading
The Ring of Fire is dormant.
The ice caps are shrinking
Earth's surface is slowly and constantly changing
13
What drives convection currents?
tectonic plates
radiation in the mantle
the rotation of the Earth
heat from the core
14
What happens during seafloor spreading?
new plate material forms at the edge of each plate
fossils are found
mid-ocean ridge forms
convergent boundary
15
Evidence that supports the theory of plate tectonics.
The continents fit together like puzzle pieces
the magnetic field around the earth
volcanoes around the rim of the Pacific Ocean
Matching FRESHWATER fossils on different continents
16
Which is the best model of plate/mantle interactions?
sand piled on blocks
glued plates to a table
floating blocks on peanut butter
cardboard sliding across a hot-plate
17
Which idea does this diagram support?
seafloor spreading
contiental drift
convergent plate boundaries
deep ocean vent
18
What formation is made at oceanic-continental convergent plate boundaries?
glacier
trench
tidal wave
Mid-Ocean Ridge
19
Rock that is formed when rock is melted and then cools.
igneous
metamorphic
sedimentary
magma
20
FOSSILS...
used to study Earth's geological past
only form in liquid
organisms that lived a hundred years ago
are found in metamorphic rock
21
A plate boundary where two plates move toward each other.
tidal wave
mid-ocean ridge
divergent boundary
convergent boundary
22
How big can an plate be?
as big as a mountain
as big as a bus
as big as a dinosaur
as big as an ocean
23
Which section of sea floor is the oldest?
YELLOW
BLUE
GREEN
RED
24
What causes mountain ranges for form?
the tides in the oceans
earthquakes
the formation of continents
the collision of tectonic plates
25
The shaking that results from the movement of rock beneath Earth's surface.
volcano
avalanche
earthquake
mass wasting
26
What is Earth's outer layer made of?
soft, solid rock
water, sand, and rocks
the biosphere
hard, solid rock
27
Where are tectonic plates located?
outer core
lithosphere
mesosphere
surface
28
One of the major pieces that make up Earth's upper layer
Mantle
Trench
Plate
Crust
