Constructive Forces
Destructive Forces
Vocabulary
Vocabulary
100
Forces that build up the surface features of the earth.
Constructive Forces
100
The movement of sediment from one place to another is called....
Erosion
100
Melted rock beneath earth's surface....
Magma
100
Landforms and bodies of water that cover the Earth's surface...
Surface Features
200
Process of dumping sediments, dirt, rocks, and particles in one place
Deposition
200
The breaking down of rock into sediment is called....
Weathering
200
Molten rock that flows from a volcano onto Earth's surface...
Lava
200
Name the three natural processes that cause erosion?
Wind, Water, and Ice.
300
What type of structure is built to stop beach erosion?
Jetties
300
A sudden shaking of the Earth's surface, caused by movement in the earth's crust is called...
An Earthquake
300
A crack in the Earth's crust is called....
Fault
300
Name the two types of Weathering.
Physical and Chemical
400
We know that Volcanoes can be deadly and destructive, but why are Volcanoes also considered to be constructive?
New land can form when lava is released and it hardens. 
400
Scientists try find the location of these to help know where earthquakes will occur.
Faults
400
A wall like structure that sticks out into the ocean...
Jetty
500
Name the landform that forms from deposition at the mouth of rivers.
Delta
500
Describe two examples of physical weathering.
*Water freezing in a crack and then expanded and causing the crack to widen.

*Plant roots can put pressure on cracks and surrounding rock and cause more rock to break.

Water moving rocks in a river and causing those rocks to crash into other rocks causing those rocks to break apart.

500
The tool that scientists use to measure the strength of an earthquake is called......
Seismographs
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