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WorksheetsCh. 7 Plate Tectonics
Total questions: 15
Worksheet time: 8mins
The lithosphere is the _________
crust only
crust and upper mantle
mantle
inner core
This a is _____ boundary.
divergent
convergent
transform
earthquake
rift
TRUE or FALSE: convection currents in the core cause tectonic plates to move?
TRUE
FALSE
What 2 pieces of evidence that support the continental drift theory? (2 answers)
The continents fit together like puzzle pieces.
Asteroids hit the Earth causing the continents to break apart
Similar fossils and rocks have been found on continent that are not connected
The continents were all bordered by mountain ranges.
The supercontinent that existed 220 million years ago is called ______
Patagonia
Laurasia
Wegener
Pangaea
Most earthquakes and volcanoes happen -- (a)
near plate boundaries
under the ocean
away from plate boundaries
in the core
in the mantle
Which picture shows a convergent plate boundary?
Which layer of the Earth is made of liquid iron and nickel and is the inner mst part of the Earth?
mantle
core
crust
lithosphere
Who proposed the Continental Drift Theory?
Albert Einstein
Abraham Watt
Alexander Graham Bell
Alfred Wegener
Which layer of the Earth is the most dense?
inner core
outer core
crust
mantle
Why are there so many active volcanoes and earthquakes in the Ring of Fire?
The Ring of Fire is where the Earth's core emerges from the crust
The Pacific Ocean water temperature is so hot that it causes earthquakes and volcanoes
This area has tectonic plates that move causing the earthquakes and volcanoes
Which layer makes up almost 70% of the Earth's mass?
core
inner core
crust
mantle
TRUE OR FALSE: Most earthquakes and volcanoes occur where two plate boundaries meet.
True
False
What type of currents cause the lithosphere to move and shift?
radiation
conduction
convection
plate tectonics
What makes up the lithosphere? (2 answers)
core
upper mantle
inner core
crust
