Created by Terri Street Copyright, 2000

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 A. it flows A. it flows  C. it is brittle C. it is brittle  B. it is metallic B. it is metallic  D. it is green D. it is green What special property does the asthenosphere have?

Back to Board  A. It flows

 A. deep wells A. deep wells  C. seismic waves C. seismic waves  B. plant data B. plant data  D. fossil data D. fossil data What data have scientists used to determine the layers of Earth’s interior?

Back to Board C. Seismic waves

 A. Tides A. Tides  C. earthquakes C. earthquakes  B. our magnetic field B. our magnetic field  D. Volcanos D. Volcanos What does the Earth’s core create?

Back to Board B. Our magnetic field

 A. Lithosphere A. Lithosphere  C. Moho C. Moho  B. Asthenosphere B. Asthenosphere  D. Core D. Core Which layer of the Earth’s interior is made of the crust and part of the upper mantle?

Back to Board A. Lithosphere

 A. aluminum and calcium A. aluminum and calcium  C. iron and oxygen C. iron and oxygen  B. silicon and oxygen B. silicon and oxygen  D. iron and nickel D. iron and nickel Meteorites show us that Earth’s core could be made of which two elements?

Back to Board D. Iron and nickel

 A. geosphere A. geosphere  C. Moho C. Moho  B. lithosphere B. lithosphere  D. asthenosphere D. asthenosphere Which of the following is the boundary zone between the crust and the mantle?

Back to Board C. Moho

 A. they decrease A. they decrease  C. they stay the same C. they stay the same  B. they increase B. they increase  D. They vary D. They vary As you deeper inside the Earth, what happens to density, temperature, and pressure?

Back to Board B. They increase

 A. it decreases A. it decreases  C. it increases C. it increases  B. It stays the same B. It stays the same  D. it varies D. it varies As you travel from the ocean to the interior of a continent, what happens to the thickness of Earth’s crust?

Back to Board C. It increases

 A. limestone A. limestone  D. basalt D. basalt What type of rock is oceanic crust mainly made of?  C. sandstone C. sandstone  B. granite B. granite

Back to Board D. basalt

What type of rock is continental crust mainly made of?  A. limestone A. limestone  C. sandstone C. sandstone  D. basalt D. basalt  B. granite B. granite

Back to Board B. Granite

 A. A Meteorite A. A Meteorite What is one theory that explains why dinosaurs were wiped from the Earth?  C. Disease C. Disease  B. Tornadoes B. Tornadoes  D. Earthquakes D. Earthquakes

Back to Board A. A Meteorite

 B. volcanoes B. volcanoes What is a second theory that explains why dinosaurs were wiped from Earth?  A. earthquakes A. earthquakes  C. lightning C. lightning  D. disease D. disease

Back to Board B. volcanoes

 C. primary waves C. primary waves Which type of waves are able to travel through any type of material?  A. shock waves A. shock waves  B. seismic waves B. seismic waves  D. secondary waves D. secondary waves

Back to Board C. Primary waves

 D. secondary waves D. secondary waves Which type of waves are stopped by liquid parts of the Earth’s interior?  A. shock waves A. shock waves  C. primary waves C. primary waves  B. seismic waves B. seismic waves

Back to Board D. Secondary waves

 A. Shadow zone A. Shadow zone What is the name of the region in which seismic waves do not pass through?  B. Moho B. Moho  D. Dark spot D. Dark spot  C. Boundary zone C. Boundary zone

A. Shadow zone

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