Chapter 8 Oceanography

Chapter: Oceanography Table of Contents Section 3: Ocean Pollution Section 1: The Seafloor Section 2: Life in the Ocean

[object Object],[object Object],[object Object],The Ocean Basins 1 The Seafloor

[object Object],[object Object],The Ocean Basins 1 The Seafloor

The Ocean Basins 1 The Seafloor

[object Object],[object Object],The Ocean Basins 1 The Seafloor ,[object Object]

[object Object],[object Object],Ridges and Trenches 1 The Seafloor

[object Object],Ridges and Trenches 1 The Seafloor ,[object Object],[object Object],forms new ocean crust.

[object Object],[object Object],Subduction Zones 1 The Seafloor

[object Object],[object Object],[object Object],Mineral Resources from the Seafloor 1 The Seafloor

[object Object],[object Object],Continental Shelf Deposits 1 The Seafloor

[object Object],Continental Shelf Deposits 1 The Seafloor

[object Object],Deep-Water Deposits 1 The Seafloor ,[object Object]

[object Object],Deep-Water Deposits 1 The Seafloor ,[object Object],[object Object]

1 Section Check Question 1 What is the continental shelf? The continental shelf is the gradually sloping end of a continent that extends under the ocean. Answer

1 Section Check Question 2 Which structure extends from the outer edge of the continental shelf to the ocean floor? ,[object Object],[object Object],[object Object],[object Object]

1 Section Check Answer The answer is B. The other features lie beyond the continental slope.

1 Section Check Question 3 What is the area in an ocean basin where new ocean floor is forming? Answer New seafloor forms at mid-ocean ridges as lava erupts through cracks in Earth’s crust. NC: 3.03

Life Processes ,[object Object],[object Object],2 Life in the Ocean ,[object Object],ocean, as it is on land, is that organisms obtain food to use for energy.

Photosynthesis ,[object Object],[object Object],2 Life in the Ocean

Photosynthesis ,[object Object],[object Object],2 Life in the Ocean ,[object Object]

Energy Relationships ,[object Object],2 Life in the Ocean ,[object Object],from producer to consumer, then to other consumers.

Energy Relationships ,[object Object],[object Object],2 Life in the Ocean

Chemosynthesis ,[object Object],[object Object],2 Life in the Ocean

Chemosynthesis 2 Life in the Ocean ,[object Object],organisms such as giant tube worms, clams, crabs, and shrimp.

Other Life Processes ,[object Object],2 Life in the Ocean ,[object Object]

Other Life Processes 2 Life in the Ocean ,[object Object],order to reproduce in a specific location.

Ocean Life ,[object Object],2 Life in the Ocean ,[object Object]

Plankton ,[object Object],2 Life in the Ocean ,[object Object],[object Object]

Plankton ,[object Object],2 Life in the Ocean ,[object Object],Magnification

Nekton ,[object Object],2 Life in the Ocean ,[object Object]

Nekton ,[object Object],2 Life in the Ocean ,[object Object],[object Object]

Bottom Dwellers ,[object Object],2 Life in the Ocean ,[object Object],[object Object]

Bottom Dwellers ,[object Object],2 Life in the Ocean ,[object Object],found living from the shallow water of the continental shelf to the deepest areas of the ocean.

Ocean Margin Habitats ,[object Object],2 Life in the Ocean ,[object Object]

Beaches ,[object Object],2 Life in the Ocean

Beaches 2 Life in the Ocean ,[object Object],[object Object]

Rocky Shore Areas ,[object Object],2 Life in the Ocean ,[object Object],[object Object]

Rocky Shore Areas ,[object Object],2 Life in the Ocean ,[object Object],animals, such as octopuses and fish, can develop safely from juveniles to adults.

Rocky Shore Areas 2 Life in the Ocean ,[object Object]

Estuaries ,[object Object],2 Life in the Ocean ,[object Object],[object Object]

Estuaries ,[object Object],2 Life in the Ocean ,[object Object]

Coral Reefs ,[object Object],2 Life in the Ocean ,[object Object],[object Object]

Coral Reefs ,[object Object],2 Life in the Ocean ,[object Object]

2 Section Check Question 1 Which process involves using sulfur or nitrogen compounds as an energy source to produce food? NC: 3.03 ,[object Object],[object Object],[object Object],[object Object]

2 Section Check Answer The answer is A. The energy source for photosynthesis is the Sun. NC: 3.03

2 Section Check Question 2 Marine animals that actively swim are called __________. NC: 3.03, 304 ,[object Object],[object Object],[object Object],[object Object]

2 Section Check Answer The answer is C. Nekton include all swimming forms of fish and animals. NC: 3.03, 304

2 Section Check Question 3 A(n) __________ is an area where the mouth of a river opens into an ocean. NC: 3.03 ,[object Object],[object Object],[object Object],[object Object]

2 Section Check Answer The answer is C. Alluvial fans and deltas are sediment deposits. NC: 3.03

Sources of Pollution ,[object Object],[object Object],3 Ocean Pollution

Sources of Pollution ,[object Object],[object Object],3 Ocean Pollution ,[object Object]

Sewage ,[object Object],[object Object],3 Ocean Pollution ,[object Object]

Sewage ,[object Object],[object Object],3 Ocean Pollution

Chemical Pollution ,[object Object],[object Object],3 Ocean Pollution

Chemical Pollution ,[object Object],3 Ocean Pollution

Chemical Pollution ,[object Object],3 Ocean Pollution ,[object Object],[object Object]

Oil Pollution ,[object Object],3 Ocean Pollution ,[object Object]

Solid-Waste Pollution ,[object Object],3 Ocean Pollution

Solid-Waste Pollution 3 Ocean Pollution ,[object Object]

Sediment ,[object Object],3 Ocean Pollution ,[object Object],[object Object],[object Object]

Effects of Pollution ,[object Object],3 Ocean Pollution ,[object Object]

Effects of Pollution ,[object Object],3 Ocean Pollution

Controlling Pollution ,[object Object],3 Ocean Pollution ,[object Object]

Controlling Pollution ,[object Object],3 Ocean Pollution

What You Can Do ,[object Object],3 Ocean Pollution ,[object Object],newspapers, glass, and plastics and never dump chemicals like oil or paint onto soil or into water.

3 Section Check Question 1 What is pollution? Answer The introduction of harmful waste products, chemicals or other substances not native to an environment is pollution. NC: 3.05, 3.07, 3.08

3 Section Check Question 2 What are the four main ways that pollutants from land reach the ocean? NC: 3.05, 3.07, 3.08

3 Section Check Answer The ways pollutants reach the ocean are deliberate dumping, accidental spillage, rain, and runoff. NC: 3.05, 3.07, 3.08

3 Section Check Question 3 How can sediment act as a pollutant? Answer When excess soil washes into streams, it can cause large amounts of silt to accumulate in coastal areas, destroying the habitats of various organisms. NC: 3.04, 3.05, 3.07, 3.08

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Chapter 8 Oceanography

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Chapter 8 Oceanography