Earthquake Prep
How can you prepare your house for an earthquake?
Put heavy objects on lower shelves, secure appliances, furniture etc.
True or False - Earthquakes can happen in any kind of weather.
True
A water earthquake hazard.
What is a tsunami?
Plates that move toward each other
What is Convergent Boundary?
What is the science in which earthquakes are studied?
Seismology
True or false: Move into a building if you are outside when an earthquake strikes.
False
How tall was the tsunami caused by the largest earthquake in recorded history?
80 Feet
When there is an earthquake what do you do?
Stay away from outer walls, windows, fireplaces, and hanging objects.
The oceanic plate is lighter than the continental plate
False
What do seismologists use to measure earthquake strength?
Richter Magnitude Scale
Where should you go during an earthquake while outside?
Open area away from trees, telephone poles, and buildings
The longest recorded earthquake lasted around __ minutes. (+/- 1 minute)
10 mins
What to do when you return home after an earthquake
look quickly for damage in your home and get everyone out if it is unsafe
or
Clean up spilled medications, bleach, gasoline, or other flammable liquids immediately.
When one plate goes under another plate.
What is subduction?
True or False- Is the San Andreas fault the largest fault in the USA?
True
If you are in your room, where should you go?
STAY IN YOUR ROOM!! You are less likely to be injured if you stay where you are.
Approximately how many people die from earthquakes each year? (+/- 5,000)
20,000
What will most likely happen after an earthquake?
Aftershock
Responsible for seafloor spreading, formation of new land
What is a divergent boundary?
After an earthquake, what might cause more damage to structures?
Aftershocks or Tsunamis
What is safest to wear after an earthquake?
Wear protective clothing, including long pants, a long-sleeved shirt and sturdy shoes, and be cautious
On average, there are ________ earthquakes per year. (+/- 1,000)
15,000
What is an aftershock?
These are smaller earthquakes that occur after the main earthquake. Aftershocks happen as the Earth's crust adjusts to the changes in stress caused by the main quake. They can continue for days, weeks, or even months after the initial event.
The majority of naturally-occurring earthquakes are triggered by…
Movement of the earth's plates.
What is the definition of earthquake?
A sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action.