The actions of _________build up mountains, while weathering and erosion wear them down
What is tectonic plates
100
Faults are typically along ________.
What is plate boundarys.
100
To find the epicenter,scientists analyze data from: a-focus,
b-seimographes,c-distance
What is b-seimographes
100
True or False: Gas-fillled magma rises toward the surface because it is less dense than the solid rock around it.
What is true
200
Scientists classify mountains into five basic types:........
What is folded,fault-block,volcanic, dome, and erosion mountains.
200
Faults can be classified in to main groups:...
What is normal,reverse and strike-strip.
200
True or False: In general, shaking increases with distance from this point
What is False
200
The Pacific Ocean is called The Ring of Fire because...
What is many volcanoes and earthquakes occur around the Pacific Ocean.
300
Most mountains form near or at ________, especially when _________ push together.
What is plate boundaries and two plates
300
Earthquakes are caused when...
What is over time, rocks among plates build up stress and when the stress becomes so great, the rocks break and the plates shudders and jolt into a new position
300
_______ are are added to walls to secure foundations and roofs.
What is Braces
300
a ______ volcano has a gentle slope and is made almost entirely of layer upon layer of lava.
What is shield
400
Volcanic mountains are created when...
What is a plate moves over a hot spot, volcanic material can erupt through the plate creating volcanic mountains.
500
__________ and _________ continually shape Earth's landforms.