Core,Mantle,Crust
Plate tectonics
Boundaries
Fun Facts
Miscellaneous
100
Core,mantle,crust
What are earth's basic layers?
100
Melted
What does molten mean?
100
they collide
What do convergent boundaries do?
100
pacific ocean
What ocean do most active volcanoes lie?
100
1,400 miles
What is the distance of the outer core?
200
rock
Earth's crust is made of?
200
cools down
What has to happen before rock from the earth's mantle becomes a new piece of crust?
200
they sepereate
What do divergent boundaries do?
200
volcanoes
The ring of fire is a circle of ?
200
1%
What percentage does the crust take up?
300
Mantle
What layer of earth allows the tectonic plates to move?
300
gradual
Which term best describes the movement of the continents?
300
slide against each other
What do transform boundaries do?
300
1-2
plates only move about how many inches a year?
300
1800 miles
What is the distance of the mantle?
400
Skin
If an earth were an apple,which part would be the crust?
400
sliding under
What is the best description of subduction?
400
mountains, volcanoes,trenches
What convergent boundaries form?
400
hot molten magma
What do tectonic plates float on?
400
an underwater volcano
What is a mid ocean ridge?
500
the core
What layer takes the most space of earth?
500
plates move toward each other at convergent boundaries and side to side at transform boundaries
How is a transform boundary different from a convergent boundary?
500
rift valleys,mid ocean ridges
What do divergent boundaries form?
500
crack in earth's crust
What is a fault line?
500
divide
What is divergent mean?
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