Yep. Science is hard. Face it. You love me. Your welcome.
Terms in this set (30)
A break in Earth's crust where rock have slipped past each other is a
scientists rejected wagners therory b/c he could not...
explain the force that moved the continents
What erupts thru the valley of the mid-ocean ridge
The process by which oceanic crust sinks beneath trenches
Earth's lithosphere is broken into separate sections
A boundary where two plates slip past each other
A boundary where two plates collide
A boundary where two plates move away from each other
The part of the mantle that can bend like plastic
The process that continually adds new material to the ocean floor
sea floor spreading
Includes all of the crust and upper part of the mantle
A measure of how much mass there is in a volume of a substance
This forms along a divergent boundary on land
Supercontinent that began to break apart about 225 million years ago
Oceanic crust cools and becomes more dense as it moves away from
mid ocean ridge
How can we study the core of the Earth
What produces seismic waves
What is the core composed of
nickel and iron
What is the reason for the iron in the inner core to be solid
What changes from the center of Earth to the surface
pressure and temperature decreases
How is oceanic crust different than continental crust
thinner and denser
What factors/evidence supported continental drift theory
Name some major plates
Pacific, Eurasian, African, North American
Deepest part of the ocean
How do scientists believe that lithospheric plates move
When one ocean plate collides with another the subduction forms
what are the two super continents before pangea called
laurasia and gondwana
what is the circle around the pacific ocean called
ring of fire
what was created because of earths dense metal core
electro magnet field
know all this stuff (no i am no going to put all the answers on here. so what, i am lazy. admit it, i just saved your life. you want help? go to this link- http://hcmsngreathouse.weebly.com/uploads/1/3/1/5/13158381/dynamic_earth_review_game_with_answers_-_copy.ppt
Be able to list and describe the layers of the Earth.
Name the two types of crust and how they are different.
Know how the crust and mantle are related.
What is the difference between the two layers of the mantle (upper mantle and lower mantle)? What is the difference between the two layers of the core (inner and outer)?
How are convection currents occurring on Earth?
What sets convection currents into motion in the Earth?
Know who Alfred Wagener is and what his theory is.
What piece of evidence did Wagener used to prove his theory?
What is Pangaea and when did it exist?
HOW did the continents drift apart? What process moved them?
What is the theory of plate tectonics?
How do the plates move?
Describe the three plate boundaries and what landforms are created at each
(convergent, divergent, and transform)