What American city is at risk for a major Earthquake?
San Francisco
100
What does Tsunami translate to in Japanese?
Harbour Wave
100
What is the name of area in the south-central united stated where tornados happen most often?
Tornado Valley
100
Name three tectonic plates
13 possible answers
200
Name the two types of crust that make up the earth
continental and oceanic
200
What causes an earthquake?
plates slide past one another and pressure builds. when to much pressure builds up it releases and an earthquake occurs.
200
What ocean was the site of a devastating tsunami in 2004? Some of the countries involved were Indonesia, Thailand, and Sri Lanka.
Indian Ocean
200
What to types of air conditions are involved in the creation of tornados?
hot air and cold air mixing
200
Name the geographical area in the Pacific ocean where a large number of earthquakes occur.
Ring of Fire
300
What do you call the place where two tectonic plates meet?
boundary
300
What are earthquakes measured in?
Waves
300
Which has a longer wavelength? Waves found in the deep ocean or tsunami waves?
Tsunami
300
Name three warning signs that a tornado might occur.
dark skies, thunderclouds, funnel or cone, cloud of debris in the air, loud roaring sound
300
Which natural disaster would cause more damage to a building? A 2.2 magnitude earthquake or a F4 tornado in Manitoba?
Most likely the tornado.
400
What is the scientific name for a crack found in the Earth's crust.
a fault
400
Name four countries that are affected by earthquakes?
USA, Canada, Japan, Chile, Indonesia, etc.
400
Name two ways that a tsunami can cause damage.
destroy buildings, sweep cars and boats away, strip sand off of beaches
400
How would you protect yourself from a tornado if you are outside for a walk.
find close shelter or lay face down in a ditch.
400
What is the name of the scale used to measure tornado windspeed?
Fujita Scale.
500
Name the three types of boundaries and describe their movement.
convergent, divergent and transform
500
What would you do to protect yourself during an earthquake if you were in school?
Drop, cover your head and find shelter under a sturdy desk.
500
Name three different events that can cause a tsunami.
underwater earthquake
asteroid impact
landslide
500
What is a vortex and how is it formed?
A vortex is a rotating column of air. It is formed when a hot moist air and cold dry air meet and are pushed upward. Conditions in the atmosphere become unstable. Wind directions and speed change causing air to move upwards vertically and rotate.
500
What is subduction?
Name the type of boundary involved in subduction.
Name the most famous and deepest subduction zone?
When plates move towards one another and the less dense plate slides on top of the denser plate.
Convergent Plate
Mariana Trench