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Landforms and Oceans Study Guide
What is a seamount?
an underwater volcano
Know the location of the following ocean floor features: trench, continental
slope, rift zone, continental shelf
Give an example of an oceanic landform.
mid ocean ridge, trench, rift, seamount, abyssal plains
Define constructive forces and give an example.
build up land and soil
Describe the process of weathering.
breaking down rocks-long period of time
Which natural process could cause a hole to appear in a rock over time?
erosion
Name one constructive and one destructive result of a volcanic eruption.
can destroy things but also build up new land
Describe a wave.
repeated movement of water- highest part is crest, lowest part is trough,
breaker in middle where top of wave curls
What are barrier islands?
naturally occurring to protect mainland from effects of waves
What cause the mix of fresh and salt water in estuaries?
waves, currents, tides
When do high tides occur?
when water at its highest point
How do tides affect inlets?
cause the water level to change
Be able to label the crest trough and breaker on a wave.
Where do warm currents come from?
tropics to higher latitudes
What effect could a new factory being built have on a community?
more harmful chemicals and increase in air pollution