The name for when all the continents were stuck together.
What is Pangea?
100
this is a scale used to measure the energy of earthquakes
What is Richter ?
100
The instrument used to measure the energy waves of earthquakes
What is a siesmograph?
100
how can you make a building earthquake-resistant?
Use criss cross bars, strong foundations, the lower the better, building must be able to sway, use wood not bricks and mortar, supports, interlock, etc
200
What is the term used by Alfred Wegener for how the continents moved apart?
What is continental drift?
200
what happens when friction is overcome by 2 adjacent plates?
What is an earthquake?
200
Where is the Ring of Fire?
What is around the Pacific?
200
what type of motion is needed to form a tsunami?
What is vertical?
300
an underwater earthquake that causes a big wave
What is a tsunami?
300
Location within the earth where the plates actually slip.
What is the focus?
300
the Mercalli is a type of this scale?
What is an Intensity scale?
300
Famous fault in CA
What is San Andreas?
400
the place where two plates meet.
What is a fault line?
400
each richter scale number increases or decreases by a power of this?
What is 32 times?
400
Which building would be safer: a tall brick sky scraper or a small wooden house
What is a small wooden house?
400
Name one of the 2 states in the US that has a lot of earthquakes
What is California or Alaska?
500
the area around the Pacific Ocean where a lot of earthquakes/ volcanic activity/ tsunamis happen
What is the Ring of Fire?
500
How do we know the continents were once connected?
similar fossils, the shape fits together, similar minerals, etc
500
when soils shake apart violently?
What is liquefaction?
500
the scale that measures how much damage an earthquake creates