Vocabulary
A diagram that shows what the inside looks like is called a ...
Cross Section
What is Earth's outer layer made up of?
Hard, solid rock
Ridges are landforms from by...
Rock rises from the mantle and hardens, adding new solid rock to the edges of both plates
Divergent
What was the fossil called that we were studying?
Mesosaurus
This drives the movement of Earth's rigid tectonic plates in the planet's fluid molten mantle
Convection Currents
Earth's out layer is divided into sections called...
Plates
Mountains are landforms form by...
Convergent Plate Boundaries
One plate moves underneath the other plate and sinks into the mantle
Convergent
How old is planet Earth?
4.6 Billion years old
Underneath the soil, vegetation, and water on Earth, what is always found?
Crust
Lithosphere/Geosphere
Hard, solid rock
Earth's plates move on top on the mantle which is made up of
soft, solid rock
Trenches are landforms form by...
Convergent Plate Boundaries
These geological events happen frequently on or near
Plate boundaries
In the geological time scale, what ERA did the dinosaur lived in ?
Mesozoic
What cause sudden movement/shaking of the Earth's surface and what is the movement called?
Plates moving cause Earthquakes
Humans cannot experience the rate of Earth's plates because...
Plates move too slow
Volcanoes are landforms form by..
Convergent Plate Boundaries
Plates move on a average of ______ a day and _____ a year.
.44 mm a day
~1 inch a year
Who is the person who first discovered plate motion
Alfred Wegener
Underwater mountain range formed when two plates move apart is...
A long, deep indentation in the ocean floor formed when two plates move together
Mid-ocean ridge
Trench
Geologist look for _____ in landforms and in geologic events in order to better understand Earth
Patterns
What is the name of the supercontinent that makes up Pangea?
Gondwanaland
San Andres Fault is caused by....
Transform plate boundary
Most patterns of earthquakes and volcanic activity occur where in the world?
Ring of Fire