the dropping of sediment and other materials to build up a surface feature
deposition
the breaking down of earths surface
this is a plant that is often planted near the ocean to hold the sand in place
sea grass
give an example of an animal that digs tunnels in the ground which can cause root problems
moles, groundhogs, etc.
the study of earthquakes
seismology
islands are often formed by millions of years of these features erupting
volcanoes
the movement of materials that have been broken down
these are often found in streets in order to control flooding
storm drains
the pattern of a very active circle of earthquakes throughout the Pacific Ocean
Ring of Fire
the scale that measures the intensity of an earthquake
Richter or MMS
a force of nature that creates things such as sand dunes
wind
canyon
these are walls built along the sides of rivers to prevent flooding
levees
the Hawaiian Islands were formed by these
volcanoes
the moving of earth that has been broken down
erosion
tectonic plates can shift and push together to form these
mountains
an earthquake that occurs under the ocean
tsunami
These are structures built across rivers and lakes. They can often be opened and closed.
dams
a wall built along the edge of the beach to protect the land from waves
sea wall
build them on stilts
this often forms at the mouth of a river where it widens and to empty into a larger body of water...it is the build-up of sand
river delta
Dredging
These are often put along the base of homes and businesses to prevent water damage when a hurricane is coming.
sandbags
the islands off the coast of Georgia that actually protect the coastline of Georgia
Barrier Islands
rock that has been broken down into tiny particles