The Ocean Floor
Name the flat and smooth bottom part of the ocean.
The Abyssal Plain
What two things make ocean waters move?
Tides and Currents
What is salinity?
The amount of salt dissolved in water.
A long, ribbon-like waterway that flows toward the ocean is called a _________.
River.
Body of water surrounded by land on three sides and connected to a larger body of water
Bay
What is the deepest part of the ocean known as?
Ocean Trench
True or False: All ocean currents flow in the same direction.
False!
As ocean depth _____________, salinity ______________.
Increases, Increases
Which of these Virginia natural resources is a fuel source?
Coal
A __________ is an area of land over which surface water flows to a single collection place
These are underwater volcanoes.
What 2 factors cause ocean currents to form?
Wind patterns and temperature.
Explain why ocean water is saltier at the bottom than at the surface.
Sunlight causes the surface waters to evaporate. Salt has higher density than water and begins to sink to the bottom.
Define natural and human resources.
Natural resources come from nature and are useful to humans.
Human resources are the people or labor needed to do a job.
Describe the difference between a natural and cultivated forest.
A natural forest grows naturally and has diverse wildlife and plants.
A cultivated forest is man-made and only is made up of trees.
What is the longest mountain range in the world?
Hint: it's underwater!
The Mid-Ocean Ridge
What is the main cause of ocean tides?
The gravitational pull of the moon
Name 2 producers and 2 consumers of an ocean food web?
Producers: Algae, Kelp, Seaweed Zooplankton, Phytoplankton, etc.
Consumers: Sharks, Fish, Octopus, Jellyfish, Crabs, Sea Otters, etc.
Name the primary watershed of our area.
The Chesapeake Bay Watershed.
What impact does adding pollutants to one watershed have another?
The pollution will lead to organisms and natural resources being affected negatively in the water, which will also decrease the resources that humans have access to.
Name 6 parts of the ocean floor.
Continental Shelf, Continental Slope, Continental Rise, Trenches, Abyssal Plain, and Mid-Ocean Ridges
This current passes near Virginia and heads in a north-eastern direction.
What is it's name?
The Gulf Stream
Describe an ocean food web that includes 3 things: 1 producer, and 2 consumers.
Algae, Small fish, Large fish
Zooplankton, Fish, Sharks
Etc.
Name the 4 main rivers in Virginia.
Hint: Pete Rides in a Yellow Jeep
Potomac, Rappahannock, York, James
Give 2 benefits that forests provide.
Forests provide a home for diverse animals and plants.
They offer a place for humans to hike, bike, and enjoy other recreational activities.
Forests help prevent erosion along riverbanks and filter pollutants before they enter rivers.
They help Virginia’s economy because timbering (cutting and selling trees) provides building materials.