CK12 Earth Science

Non-living Resources The most valuable non-living resources found in the ocean are oil and natural gas. Of course, these resourc ...

14.27). The nodules may be as small as a pea or as large as a basketball. Common mineral resources found in these nodules includ ...

(Source:http://www.cdr.isa.org.jm/servlet/page?_pageid=326,License:GNU-FDL) Review Questions What are three obstacles to studyi ...

seamount A mountain rising from the seafloor that does not reach above the surface of the water. Usually formed from volcanoes. ...

Plankton The most abundant life forms in the ocean are plankton; most are so small that you can’t even see them (Figure14.28). T ...

Plants and Algae There are only a few true plants in the oceans; these include salt marsh grasses and mangrove trees. But large ...

Marine Invertebrates The ocean includes a great variety of animals. One major group of animals is theinverte- brates. Invertebra ...

Figure 14.31: The Great White Shark is a fish that preys on other fish and marine mammals. ( 13 ) iguana, which is found only at ...

Figure 14.32: Sea turtles are found all over the oceans, but their numbers are diminishing. ( 27 ) weasels (Figure14.34). The fi ...

Figure 14.33: Many penguins live in and around Antarctica, but some penguins live farther north on islands such as the Galapagos ...

Figure 14.34: The sea otter is an marine mammal that depends on the ocean for survival. ( 16 ) Figure 14.35: Marine mussels live ...

effect on other species. This may cause the entire ecosystem to collapse. Coral reefs are particularly sensitive to certain thre ...

bears. What is your opinion? Explain. What are four major habitats of ocean organisms? Describe adaptations that an organism th ...

(4) http://en.wikipedia.org/wiki/Image:Oceanic_basin.svg. GNU-FDL. (5) http://en.wikipedia.org/wiki/File:Gulf_Offshore_Platform. ...

(28) Erik Ong.. CC-BY-SA. (29) Erik Ong.. CC-BY-SA. (30) http://en.wikipedia.org/wiki/ROV. GNU-FDL. (31) http://en.wikipedia.org ...

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Chapter 15 Earth’s Atmosphere 15.1 The Atmosphere Lesson Objectives Describe the importance of the atmosphere to our planet and ...

Significance of the Atmosphere Without the atmosphere, planet Earth would be much more like the Moon than like the planet we liv ...

At the surface, the water will eventually undergo evaporation and reenter the atmosphere. If the water is taken up by a plant an ...

changing all the time. Ozone in the Upper Atmosphere Makes Life on Earth Possible Ozone is a molecule composed of three oxygen a ...