Vocabulary
Changing Landforms
Changing Landforms
Mountains, Volcanoes, & Earthquakes
Grab Bag
100
What do you call the process of breaking rock into smaller particles known as sediment?
Weathering
100
Name THREE forces that can change landforms.
Water, wind, ice, waves, forces inside the earth, etc.
100
Name one kind of mass movement that occurs quickly.
Landslide, mudslide, sinkhole, etc.
100
What do you call soft, molten rock found in the mantle?
Magma
100
What do you call physical features on Earth’s surface?
Landforms
200
What do you call the process of sediment moving from one place to another?
Erosion
200
Name one kind of mass movement that occurs slowly.
Creep
200
What is the name of the supercontinent that existed 225 million years ago?
Pangea
200
What do you call magma that has reached Earth's surface?
Lava
200
What do you call the remains or traces of past life found in sedimentary rock?
Fossils
300
What do you call the dropping, or depositing, of sediment in a new location?
Deposition
300
How can moving water change landforms?
Erosion, waves crashing into cliffs, rivers and streams making valleys, etc.
300
How can wind change landforms?
It can shape unusual landforms like tables, arches or columns; can blow sand into dunes; etc.
300
Describe one way a mountain can be formed.
Where plates collide; by volcanoes/after many volcanic eruptions; where the crust folds, cracks, and bends upward; etc.
300
Fossils are found in what kind of rock?
Sedimentary rock
400
What do you call pieces of broken rocks, sand, soil, and other tiny particles?
Sediment
400
What can cause rocks to break to smaller pieces?
Moving water making rocks hit other rocks, waves crashing into cliffs, water freezing inside cracks or holes of rocks, tree roots, etc.
400
What are the two kinds of glaciers?
Valley and continental
400
Describe one way a volcano is formed.
Hot spot in a plate melts through it; where continental plate and oceanic plate collide; etc.
400
How can volcanoes change landforms?
They can create islands; make mountains higher; create mountains; etc.
500
What is the downhill movement of rock and soil caused by gravity called?
Mass movement
500
What do you call an area of new land where rivers have deposited sediment in broad areas?
Delta
500
How can ice change landforms?
Erode sediment from one place and move it to another; create u-shaped valleys; etc.
500
How can earthquakes change landforms?
Faults can be created; mountains can be reshaped; valleys can be deepened/reshaped; etc.
500
How has Earth's surface changed over the past 225 million years?
Pangea broke into 7 continents; continental drift made the continents move; Pangea broke into 2 continents; etc
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