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WorksheetsScience - Plate Tectonics
Total questions: 23
Worksheet time: 4mins
What is the lithosphere composed of?
brittle crust, top part of the upper mantle
the earth's crust
Hot magma from the inner mantle
solid iron from the earth's core
What is the oceanic crust composed of?
mud
rock
basalt and gabbro
iron
What is continental crust composed of?
rock
granitic, sedimentary and metamorphic rocks
iron, Fe
basalt
What is the Asthenosphere composed of?
rock
semi-plastic rock
iron
basalt
What is the Mantle composed of?
magma
lava
iron
Silicate rocks
What is the outer core composed of?
liquid iron and nickle
Lava
Iron
Basalt
What is the inner core composed of
Solid iron and nickle
rock
iron
magma
Convection Current
Earth's crust
Result of differential heating
Magnetic field
Inner core
Continental drift
continents moving around the globe
continents
continents growing bigger
basalt
Pangea
a supercontinent
a supercontinent that was around millions of years ago
iron
a country in Europe
Ring of Fire
a volcano
an earthquake
A ring of volcanoes and earthquakes in the Pacific Ocean.
A ring of volcanoes and earthquakes in the Atlantic Ocean
belts
a line of volcanoes
earthquakes
basalt
iron
founder of plate tectonics
Alfred Warner
Antonio Walsh
Amanda Williamson
Isaac
Mid ocean ridge
A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics.
A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by rocks
A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by erosion
A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by water
Rift Valley is in
(a)
North America - Juan de cucca plate
transform
divergent
convergent
African Plate - South American Plate
transform
divergent
convergent
African Plate - Antarctic plate
transform
divergent
convergent
Erasian Plate - Philippine plate
transform
divergent
convergent
Caribbean Plate - North american plate
transform
divergent
convergent
Indonesian-Austrain Plate - Pacific plate
transform
divergent
convergent
Cocos Plate - Nazca Plate
transform
divergent
convergent
North American - Pacific plate
transform
divegent
convergent
