WorksheetsUnit 1 Summative Assessment
Total questions: 27
Worksheet time: 15mins
New oceanic crust (sea floor) is created at this boundary.
Divergent Oceanic
Divergent Continental
Convergent Oceanic
Transform
Oceanic crust (sea floor) is destroyed at this boundary.
Convergent Oceanic
Divergent Oceanic
Convergent Continental-Continental
Divergent Continental
The process where oceanic crust slides under another plate and is melted is called ___________.
seafloor spreading
subduction
continental drift
recycling
A divergent boundary on land creates what feature?
Mid Ocean Ridge
Rift Valley
Subduction Zone
Deep Ocean Trench
When two continental plates converge (collide) what type of crustal feature is formed?
Mid Ocean Ridge
Subduction Zone
Rift Valley
Mountains
The process that occurs at a divergent oceanic boundary that creates new crust (sea floor) is called?
Subduction
Seafloor Spreading
Continental Drift
Volcanism
Why is the Inner Core solid?
Extreme Heat
It's under a lot of pressure
All the layers are solid
It's made of rock
Which layer of the Earth is made of melted metals and is the Earth's magnetic field?
outer core
inner core
mantle
crust
What is the thinnest layer of the earth?
mantle
inner core
crust
outer core
The thickest layer of the earth is the mighty, molten
crust
mantle
inner core
outer core
The lithosphere combines what two layers?
Athenosphere & Crust
Crust & Upper Mantle
Mantle & Athenosphere
This layer is the MOST dense and under the MOST pressure.
Crust
Mantle
Outer Core
Inner Core
This layer is the LEAST dense!
Crust
Upper Mantle
Outer Core
Inner Core
The Earth's crust is MORE dense than the mantle.
True
False
Which picture shows material that is more dense?
The picture of the left
The picture on the right
This occurs in the mantle and moves Earth's tectonic plates around the globe.
Melted metals
wind
ocean currents
convection currents
