True or false?

the amount of damage due to the 1868 hayward earthquake is equal to our expectated consequences following the upcoming next hayward fault earthquake.

hint: is the number of people and infrastructure built near the fault similar to that in 1868?

tterns in 1868.

how are builders in the bay area responding to prevent future earthquake damage?

select one:

a. concrete structures incorporate some internal metal bracing, typically pieces of rebar.

b. building designs use pistons to keep platforms under buildings level during earthquake shaking.

c. wood structures are safest because they flex.

d. building designs are now borrowed from structures in kansas

tom broker emphasizes that the strand of the san andreas fault in the area of hayward, ca. is

select one:

a. locked

b. inactive

c. straining

d. creeping

e. elastic

you live in the berkeley hills and are outside walking your dog. abrupt strong earthquake shaking commences. which is the best course of action?

select one:

a. stay outside where you are safest

b. avoid falling telephone poles and falling chimneys by climbing underneath a car

c. retreat and stand underneath the overhanging roof beside your house

d. avoid glass windows and overhanging parts of buildings, which could fall on you, and retreat indoors, where you can drop, cover, and hold on.

earthquake warning systems will provide about 10-15 seconds of warning on average for bay area residents.

the size of the time warning window depends on:

select one:

a. distance from the epicenter

b. the type of shoes you are wearing

c. amount of shaking during the earthquake

d. magnitude of the earthquake

e. the number of pets in the vicinity

why do earthquake early warning systems work?

hint: tom broker talks about the warning system—this worked during the tohoku earthquake in japan!

select one:

a. because earthquakes involve several types of waves that travel away from the focus at different speeds.

b. because we have a broad network of sensors across california.

c. because the speed of light (the internet! ) is faster than the speed of sound.

d. all of these.

following a major bay area earthquake, you will be able to charge your cell phone from a power outlet.

select one:

true

false

following a major bay area earthquake, you will be able to purchase fuel for your vehicle.

select one:

true

false