Show:
Tsunamis
Surface Waves
Volcanoes
Grab Bag
100
What can cause a tsunami?
Landslide, underwater earthquake, volcanic eruption, or meteor hitting the ocean
100
How fast can surface waves travel?
Up to 30 miles per hour
100
Name 2 of the 4 types of volcanoes
Shield Cinder Cone Composite Fissure
100
What type of plate boundary does NOT form a volcano?
Transform Continental - Continental Convergent Zone
200
True or False: All undersea earthquakes trigger a tsunami
False
200
What causes the surface waves to move?
Wind
200
Hawaii was formed over a ________ _________.
Hot spot
200
What is a hot spot?
A chamber of magma under earths surface that does not move
300
How fast can a tsunami move?
Up to 500 - 600 mph
300
True or False: Surface waves crash and break as they reach shore
True
300
Out of the 3 more popular volcanoes, which volcano has the magma with the lowest viscosity?
Shield Volcano
300
Define viscosity.
The resistance to flow
400
What is the most common warning sign a tsunami is coming?
A) Winds suddenly change direction B) The sky suddenly clears C) Seawater suddenly retreats from the shore D) A and C
400
Why are surface waves called surface waves?
Only the water on the surface of the ocean moves
400
Which volcano is known for its large opening at the top?
Composite Volcano
400
What type of plate boundary forms a volcano in the ocean? Be specific. Identify the type of plates.
Oceanic - Oceanic Convergent Subduction Zone
500
What does the word "tsunami" mean in Japanese?
Harbor Wave
500
Draw a profile view of how the movement of surface waves affect the ocean
*See Ms. Monahan's Drawing*
500
Which volcano is known for its pointy top?
Composite Volcano
500
What do volcanoes and tsunamis have in common?
Both are associated with earthquakes and subduction zones