Show:
Inside Earth
Earth's surface
Plates and Stuff
Dirt?
Natural Disasters
100

semi-solid layer of rock under the earth's surface

What is mantle

100

Giant ocean wave, caused by earthquakes

What is a tsunami

100
Theory of an ancient supercontinent
What is pangea
100
Weathering breaking rocks into fine particles called
What is sediment
100
Violent movement of earth caused when plates slip or grind past one another at a fault
What is an earthquake
200
Thin layer of rock that coats the earth's surface
What is crust
200
The water elements of the earth
What is hydrosphere
200
Theory that an original supercontinent broke apart into plates to form individual continents
What is continental drift
200
Organic material forms
What is humus
200
Crack at the edge of tectonic plates
What is a fault
300
Solid rock portion of the earth's surface
What is lithosphere
300
Area from which water flows into a major river and its tributaries
What is drainage basin
300
Man who came up with Continental Drift
What is Alfred Wegener
300
Weathering that changes rock size but not its composition
What is mechanical weathering
300
Measures the size of waves caused by an earthquake
What is a seismograph
400
Hot, molten rock under the surface of the earth
What is magma
400
Fanlike form when a river carries sediment along its way to the ocean
What is a delta
400
A rocky hill or ridge, often left behind by a receding glacier
What is a moraine
400
Changes rock into a new substance when elements in the air or water react with the rock
What is chemical weathering
400
Zone around the rim of the Pacific Ocean with a large amount of active volcanoes
What is the Ring of Fire
500
Center of earth composed of iron and nickel
What is the core
500
Moving pieces under the earth's surface that form the earth's crust
What are tectonic plates
500
The earth's surface from the edge of a continent to the deep part of the ocean
What is continental shelf
500
Changing of landforms by slowly moving glaciers
What is glaciation
500
Difference between parts of the earth's surface
What is a relief