Rocks
What kind of rock is formed by molten lava or magma cooling?
Igneous Rocks
What tectonic plate are we on?
The North American Plate
What is a topographic map?
a 3D map
How many layers to the earth are there?
4
What are the types of crust on earth?
Oceanic, Continental
What type of rock begins as another type of rock?
Metamorphic Rocks
Do the tectonic plates move?
Yes
When reading a topographic map, what direction is at the top of the map?
North
Does rock in the mantle move?
yes
Which crust is thicker?
Continental
What are the three types of rocks?
Sedimentary, Igneous, Metamorphic
How do we know tectonic plates exist? (at least one)
Fossil evidence, ancient climates, continents that fit together, visible activity, etc
When reading a topographic map, where do you look for the scale?
the bottom
Is the outer core liquid or solid?
liquid
What forms when two crusts push together?
Mountains
What type of rock is the continental crust mostly made of?
Igneous - granite
Who proposed the theory of plate tectonics?
Alfred Wegener
What is a fractional scale?
Is the inner core liquid or solid?
Solid
In subduction, which crust is pulled under the other? (less dense or more dense)
More dense
What type of rock is the oceanic crust mostly made of?
Igneous - basalt
What is the name of the superstructure that was one large mega continent?
Pangea
If contour lines are drawn close together, is the terrain flat or inclined?
inclined
What are the layers of the earth from outside to inside?
Crust, Mantle, Outer Core, Inner Core
Which is more dense, oceanic crust or continental crust?
Oceanic