Introduction
Three types of evidence of continental drift.
What are rock formations, fossils, climate evidence, continent shape?
These boundaries create ocean ridges.
What are divergent boundaries?
Only state of matter through which S waves travel.
What is solid?
Molten rock beneath the earth's surface.
What is magma?
True or false, magnetic fields reverse periodically in Earth's crust.
What is true?
Super continent in which all continents were joined.
What is Pangea?
These boundaries create mountains and trenches.
What are convergent boundaries?
Number of seismic stations required to locate an epicenter.
What is 3?
This type of magma usually results in quiet eruptions.
What is basaltic?
The type of boundary between the Nazca Plate and South American Plate.
What is a convergent boundary? (Peru Chile Trench)
Movement of continents away from each other.
What is continental drift?
One plate descends beneath the other.
What is subduction?
Point on the earth's surface vertically above the focus.
What is the epicenter?
Type of rock found around volcanoes.
What is Igneous?
Formation which produces the volcanic activity in Yellowstone National Park.
Alfred Wegener
Who proposed the theroy of continental drift?
This fault line on the west coast of North America is a transform boundary.
What is the San Andreas Fault?
How long does it take a P wave to travel 3000 Kilometers?
What is 5 minutes and 40 seconds?
Large depression around the volcanic vent. (Hint Yellowstone________________)
What is a caldera?
The rapidly moving cloud of gases and ash from a volcano such as Mt. St. Helens.
What is a Pyroclastic Cloud?
New York State was located on the equator.
Tectonic plates are part of this earth layer.
What is the lithosphere?
Seismic waves of a magnitude 8 earthquake are _________ times larger than a magnitude 6 earthquake.
What is 100 times?
Two formations on which volcanoes occur.
What are hotspots and tectonic plates? (Will also accept plate names, subduction zones)
Three measures to stay safe in event in of an Earthquake.
What are first aid kit, stand in doorway or under table, Stay away from windows. (Any other reasonable Answer)