Evidence of Plate Motions
Plate Tectonics and Earth's Surface
Earthquakes and Tsunami Hazards
Volcanoes and Earth's Surface
Mystery Questions
100
What was the name of the hypothesis that came before the theory of Plate Tectonics?
Continental Drift
100
What do the arrows in this model represent?
Convection currents
100
Name the term!
A number that geologists use to measure the size of an earthquake.
Magnitude!
100
What's the difference between magma and lava?
Magma is under the Earth's surface and it becomes Lava when it is above the Earth's surface.
100
What is the name of the Supercontinent that existed on Earth 200 million years ago?
Pangaea
200
A. What is this man's name? (100 points)
B. Why is he important? (100 points)
A. Alfred Wegener (pronounced Vegner)
B. He was the one to hypothesize Continental Drift
200
Name the term!
Along the Pacific plate earthquakes and volcanoes are extremely common and frequent. We have come up with a name for this area that is marked with fiery eruptions.
The "Ring of Fire"
200
Name one way that Tsunamis are created.
Possible answers include:
Ocean floor uplift
Landslides
Stress building up at a boundary under the ocean floor
Underwater Volcanoes
200
Name 2 of the types of Volcano Formations.
BONUS: Double your points by being able to name all 4!
1. Composite
2. Cinder-Cone
3. Shield Volcano
4. Lava Plateau
200
Compression can cause a plate to deform instead of break and this results in folds. What landforms are formed when this happens? (Each answer is worth 100 points)
An upward fold is ________ and a downward fold is __________.
A. Mountain
B. Valley
300
Name the three types of evidence that supported the concept that the continents moved.
(Each piece of evidence is worth 100 points)
1. Fossils
2. Land Features
3. Climate data
300
Name the three types of boundaries.
(Each one is worth 100 points)
1. Divergent
2. Convergent
3. Transform
300
Name the three types of faults.
(Each one is worth 100 points)
1. Normal
2. Reverse
3. Strike-Slip
300
Name the three types of Volcanic States of Risk.
(Each one is worth 100 points)
1. Extinct
2. Dormant
3. Active
300
Please complete this model by labelling the layers of the Earth.
Inner Core
Outer Core
Mantle
Crust
400
Name the term!
Zipper-like mountain ranges that run across ocean floors and are a result of sea-floor spreading.
Mid-Ocean Ridges
400
Before the continents looked like they do today, India wasn't connected to Eurasia. When it finally did connect with Eurasia the Himalayas were formed. What boundary would this be an example of?
Convergent!
400
Tension, compression, and shearing are the three types of _________
Stress!
400
Define Hotspots!
an area where magma breaks through a weak spot in the crust, independently of the boundaries
400
How are Volcanic Islands formed?
Volcanic Islands are a result of magma seeping through during the process of subduction creating an underwater volcano, then gradually cooling and building up over time until it breaks the oceans surface.
500
On your whiteboard, draw a model of sea-floor spreading.
500
On your whiteboard, draw a model of the three types of boundaries.
500
On your whiteboard, draw a model of the three types of faults.
500
Name the term!
A formation that occurs when a volcano collapses on itself.
A Caldera!
500
On your whiteboard, draw a model of a surface wave.
