Show:
how the mountains form
what happens during an earthquake
how are earthquakes located and measured
how do volcanoes form
100
what forms a mountain
from tectonic plates clashing into each other
100
movements in earths crust are very________and_________.
small and slow
100
how does a tsunami form
when an earthquake happens at the sea floor
100
when lava bursts up many times it creates_____________.
a volcano
200
old mountains aren't sharp beacause
erosion shaped them over time
200
Earthquakes are?
fast and sudden
200
what is the center of an earthquake called
focus
200
how is the ring of fire formed
it's formed by many plate boundarys
300
crack instead of fold
What happens when the crust gets too much stress
300
Faults can be classified in three groups, what are they
normal, reversed, and strike-slip faults
300
where is the most damage of an earthquake caused
where the epicenter is located
300
what are the three types of volcanoes
cinder cone, composite, and shield volcanoes