Earthquakes
What is an earthquake
a shift within earth's surface caused by plate movement
What is a volcano
An opening in earths crust where magma comes to the surface
What is a Tsunami
A massive wave that can cause damage when it reaches land.
What tool measures an earthquakes strength
seismograph
What is the ring of fire
area in the Pacific ocean where many earthquakes and volcanoes occur
What are tectonic plates
large sections of earth's crust that float on magma
Name the three types of volcanos
Extinct, Dormant, and Active
What three things cause tsunamis
earthquakes, landslides, volcanos
what scale measure the energy of earthquakes
What is the magnitude scale?
They are like a big "slosh" in the ocean, moving water outward
What is Tsunami?
a danger to humans resulting from an event.
What is magma called once it reaches earth's surface
Lava
How fast can Tsunamis move?
up to 1000 kph (600 mph).
What should you do during an earthquake
drop, cover, hold on
Stay away from windows, mirrors, outside doors, and anything that can fall/break
Stay away from the kitchen
DO NOT USE ELEVATORS
What planets can seismic activity occur on
What is Venus and Jupiter?
T or F: Earth's surface is a thin layer of rock called the mantle.
False: Earth's surface is a thin layer of rock called the crust.
What is a fault.
Name one warning sign of a Tsunami
Ocean water pulling back, loud roaring sounds, sudden water level changes
who or what are going to give you the best early warning signal for a tsunami
animals
The largest Volcano on Earth
What is Mauna Loa in Hawaii?
Where do most earthquakes happen.
Along the ring of fire
What is an eruption?
a release of volcanic material
What country is known for the Tsunamis?
Japan
Name a benefit of volcanoes
soil replacement and creates new land
Name the extinct Volcano in New Jersey.
What is Rutan Hill or Beemerville Volcano?