Volcano
What is magma called once it erupts?
Lava
True or false:
Seawalls will always protect against Tsunamis
False
Animals are the only causes of erosion.
True/false
False
The super continent that was believed to have been was called _____________________
Pangea
We have 7 continents. Does that mean we have 7 tectonic plates?
Yes/ no
no
An _____________________ is a volcano that has erupted recently and will erupt again.
Active volcano
Tsunami is Japanese for ______________
Harbor Wave
A sinkhole occurs underground due to _________________ weathering.
chemical
Earthquakes with a lower magnitude are more aggressive than an earthquake with a higher magnitude.
true/false
false
Who is responsible for Continental Drift Theory?
Alfred Wegener
Where do most volcanic eruptions occur?
*What do we call this place?
The ring of fire!
Tsunami might be caused by
*name at least one way
underground earthquake
underground volcano eruption
water displacement
Which is not a trigger of a landslide:
gravity, water, volcano, earthquakes, gentle breeze
gentle breeze
What 3 types of rocks did we learn about?
Sedimentary, igneous, metamorphic
Which type of rock is created from lava cooling and hardening?
igneous rock.
Volcanos can only occur at plate boundaries.
True or false?
If false, what do we call these types of volcanos (or plumes)
False, hotspot
Scientists build tsunameters, which include a
special _________________ that tells
________________________
special buoy
that tells wave heights/water rising
What is the main difference between a mudslide and a landslide?
Mudslide is wetter material, landslide is dry
Using the meaning of roots, which word did we define by saying:
One who
studies
the Earth
geologist
What is the largest tectonic plate called?
The Pacific Plate
What are three ways a volcano might warn us of an eruption?
*sides bulging
*small rumbles
*gasses coming out the top
Is a tsunami most dangerous in the middle of the ocean or at shore?
Why?
Shore, because the water rises as it has less place to go (in water)
What is the difference between weathering and erosion?
*think about their definitions
erosion moves sediment
State the layers of our Earth from outer most to inner most.
Crust, Mantle, Outer Core, Inner Core
Describe and use hand motions to show the three types of plate boundaries we learned!
convergent ------> <---------
divergent <-------- ----------->
transform
------------->
<-------------