Show:
Changing land forms
Clues in the Crust
Earthquakes
Advances in
Technology
Glaciers Shape the Land
100
Large, flat areas often used for agriculture
What is Plains?
100
An opening in the oceanic crust, where molten materials from Earth's mantle can escape.
What is Rift?
100
The shaking of the ground caused by sudden release of energy stored in rocks.
What is Earthquake?
100
This Technology uses a device that sends out sound waves and then records the time that the sound waves take to bounce back.
What is Sonar?
100
The large ridge of material deposited by a glacier.
What is Moraine?☺
200
Flat, raised areas of land made up of nearly horizontal rocks that have been uplifted by forces within Earth.
What is plateaus?
200
A large flat area on the sea floor.
What is Abyssal Plain?
200
The surface along which rocks break and move.
What is Fault?
200
Energy waves that are created by earthquakes or explosions.
What is Seismic Waves?♫
200
A bowl-shaped basin formed by erosion at the start of a mountain glacier.
What is Cirque?♥
300
A tringular deposit of sediment at the mouth of a river.
What is Delta?
300
A drawing of what you see when you cut through an object.
What is Cross Section?
300
These waves travel the fastest of all three types of waves.
What is Primary Waves?
300
A long cylindrical sample of rock.
What is Core Sample?
300
A sharpened peak formed by a glacial action of three cirques on a mountaintop.
What is horn?◘
400
The flat layer of sediment deposited by rivers in flood stage.
What is Floodplain?
400
A raised part of the sea floor,which can be large enough to be considered an underwater mountain range.
What is Ocean Ridge?
400
These waves travel slower than P waves.
What is Seconday Waves?
400
These are used on board a ship to create Seismic Waves.
What is Air Guns?☻
400
A large body of ice that moves slowly downhill.
What is glaciers?♦
500
The rapid movement of rock fragments and soil.
What is Landslide?
500
A deep slope in the sea bed between a continental shelf and the sea floor.
What is Continental Slope?
500
These waves are the slowest of the three waves, but their rolling motion waves up roads and buildings.
What is Surface Waves?
500
Scientists on this boat used oil drilling technologyto sample the rock in of the longest mountain ranges in the world.
What is Glomar Challenger?
500
To discover clues about ancient climates.
What is Ice Cores?:•p