Show:
Earthquakes
Volcanoes
Geohazards
Rocks
Plate Tectonics
100
How do you measure earthquakes?
What is the Momentum Magnitude
100
What is the name of a person who studies volcanoes
volcanologist
100
What two things mix to create a lahar
Snow/ice and ASH
100
What are the 3 types of rocks?
What is igneous, metamorphic, and sedimentary
100
What type of plate movement (boundary) involves two plates moving past one another?
Transform
200
Which waves are most distructive
Surface waves
200
What type of volcano is gently sloped and erupts frequently
shield
200
What does "geo" mean
Earth
200
What is the process that all rocks go through?
What is the rock cycle
200
What's the name of the supercontinent once formed by plate tectonics?
What is Pangaea
300
How do earthquakes happen?
What is when pressure underneath the Earth builds up and needs to be released
300
What type of volcano is small and errupts only once or twice
cinder
300
What type of natural disaster would you need Drop. Cover. Hold for?
Earthquake
300
What are tiny pieces of rock that have been eroded away called?
sediment
300
Who thought of Pangaea?
What is Alfred Wegener
400
Which body waves travel through solids only?
S waves
400
True or False: Can volcanoes form underwater?
What is true
400
What type of geo-hazard would you need to get to a higher floor for?
What is tsunami
400
If an igneous rock has gas bubbles does it cool fast or slow?
slow
400
What is it called when a dense crust slides beneath a less dense crust
what is a subduction zone
500
How high can the magnitude on the Richter scale go?
What is 10
500
What are the 3 factors that determine how violent and eruption will be
temperature dissolved gases composition of magma/lava
500
What causes a tsunami
What is an earthquake
500
Oxidation is an example of what type of weathering?
Chemical
500
What type of plate movement created the Himalayan mountians
Convergent