Show:
Plate Tectonics
Earthquakes
Volcanoes
Tsunamis
Meteor Impacts & Earth Layers
100
Who developed the theory of plate tectonics?
Alfred Wegener
100

What type of fault is the San Andreas fault?

What is a strike-slip

100
What is the difference between magma and lava?
Magma = inside the Earth Lava = once magma reaches Earth's surface
100

The maximum height of a tsunami wave.

What is 1,000 feet?

100
What is an impact crater?
formed when a meteorite greater than 3 feet in diameter hits the surface
200
What layer of the Earth make up plate tectonics?
lithosphere
200
What machine measures earthquakes?
seismograph
200
Name an island that is a hotspot volcano.
Hawaii or Iceland
200

Where do tsunamis mostly occur?

The Ring of Fire

200
What layer of the Earth do we walk on?
crust
300
What was PANGAEA?
the theory that continents were once all connected as a super continent
300

Name the scale used to measure earthquakes.

Richter Scale

300

Name 2 types of volcanoes.

Composite/strato, shield, or cinder 

300

Name 2 causes of tsunamis.

Underwater earthquake, volcano or tsunami, meteor impact, or landslide

300
What is the inner most layer of the Earth called?
inner core
400
Name 2 types of plate tectonic boundaries.
convergent, divergent, or transform
400
What is the epicenter?
The point on the surface directly above the focus
400

What is viscosity?

How fast or slow lava moves based on thickness and temperature

400
What are the signs of an approaching tsunami?
water receding from the beach; nearby earthquake underwater
400
What layer of the Earth causes plate tectonics to move?
asthenosphere
500
Give me 1 piece of evidence used to explain the theory of plate tectonics and PANGAEA.
mountain ranges, fossils, natural resources match up on continents
500
What is the focus?
The area beneath the Earth's surface where the plate tectonics move
500
What are the 3 stages of a volcano's life cycle?
active, dormant, extinct
500

What is a tsunami?

a large, fast moving wave caused by a disturbance in or under the water

500
What is the only totally liquid layer of Earth?
outer core