The process by which natural forces move weathered rock and soil from one place to another is called_________________.
erosion
100
The two processes by which waves erode the land are __________________ and __________.
impact and abrasion
100
Landslides, mudflows, slump, and creep are all examples of ____________.
mass movement
100
Glaciers can only form when...
more snow falls than melts
100
Mass movement is caused by ___.
gravity
200
The major agent of erosion that shapes Earth's land surface is _______________.
moving water
200
Through ________________, rivers can form alluvial fans and deltas.
deposition
200
The type of mass movement when rock and soil slide downhill is known as _______.
landslide
200
The kind of glacier that covers much of a continent or large island and can flow in all directions is called a ___.
continental glacier
200
___________ is the term used by geologists for water that soaks into the ground, fills the openings in the soil, and trickles into cracks and spaces in layers of rock.
groundwater
300
Two main ways that wind erodes the land are by ________________ and _______________.
abrasion, deflation
300
Through _______________, rivers can form meanders, oxbow lakes, flood plains, waterfalls, and valleys.
erosion
300
The very slow downhill movement of rock and soil, which tilts objects such as trees or telephone poles, is ________.
creep
300
A kind of glacier called a ____________ forms when ice and snow build up in a mountain valley.
valley glacier
300
The ability to do work or cause change is ______.
energy
400
The process in which a glacier loosens and picks up rock as it moves is called _____________.
plucking
400
What type of energy is involved when a river moves sediment and erodes its banks?
kinetic energy
400
A mass movement known as _________ occurs when sediment suddenly slips downhill in one large mass.
slump
400
Deposits that build up a cone shape on the floor of a cave are called _______.
stalagmites
400
The material moved by erosion is called _________.
sediment
500
Name 3 features a river creates through erosion, and 2 features a river creates through deposition.
Erosion: meander, oxbow lake, flood plain, waterfall, valley. Deposition: alluvial fans, deltas, soil on flood plains.
500
What happens to energy as gravity pulls water down a slope?
Potential energy changes to kinetic energy.
500
The mass movement known as _______ occurs when a mixture of water, rock, and soil rapidly moves downhill.
mudflow
500
Deposits that hang from the roof of a cave are known as _______.
stalactites
500
What are the four types of mass movement? Name and describe each one.
Landslide - rock and soil move downhill. Mudflow - mix of water, rock and soil move downhill. Slump - rock and soil suddenly slip downhill in one mass. Creep - slow movement of rock and soil downhill.