8th Grade ??? Flashcards
T or f focus earthquakes = most servers damage
True
T or F epicenter of quake on earths surface
True
To or F earthquakes can open and shut land and other things
False they can only cause fischers (cracks)
T or F earthquakes over 8.0 happens very 3 weeks
Fakes it’s once or twice a year
T or f surface waves cause most damage
True
T or f tectonic plate in Indian Ocean question
False it’s e pacific rim
To or f earths crust only moves during earthquakes
False it’s always moving
What’s two fault blocks moving last each other vertically
Dip slip
What’s the slow movement of rock
Fault creep
Mathematical scale
Richter scale
Point earthquake begins ?
Focus
Risky hanging wall loves up?
Reverse
Earths surface above focus
Epicenter
Fault hanging wall moves down?
Normal fault
Two blocks move paste avh other horizontally
Strike slip
If you’re outside when an earthquake hits what should you do
Go to open field where nothing can fall onto you
How are tsunamis formed and what do they effect
It’s after an earthquake happens underwater and forms a giant tidal wave that damages the shore
Why is crawling under a table and doorway safe during an earthquake
It’s more sturdy and won’t break as easily me can protect you more
Why do fires follow earhquakes
Powerlines fall and gas lines break
Why do aftershocks occur
Earth is still adjusting and settling causing a mini earthquake
How does Richter scale measure quakes and what do the ratings mean
Measures seismic activity and each level is 10 times greater than the level below it , 1 is least and 10 is most
Earthquakes can go on for ????
Weeks
Buildings in quake zone should be built???
So they can sway with waves
How much more times is 7 than 4 on Richter scale
1,000
?????? MC question
Epicenter
Most servers quakes happen in _______ boundaries
Convergent
ESSAY would you live in earthquake zone
No I wouldn’t because that would mean risking the dangers and loosing my home or maybe my life depending on how servers earthquakes are. And plus I love Pennsylvania
T or f Richter scale is based off eyewitness
False that’s the mercalli scale
