CK-12 Foundation
Ck 12: Earth Science: Roles in an Ecosystem
[Free Registration/Login may be required to access all resource tools.] Describes the different roles in an ecosystem.
CK-12 Foundation
Ck 12: Earth Science: Safety of Water
[Free Registration/Login may be required to access all resource tools.] How some people do not have access to safe water for drinking and bathing.
CK-12 Foundation
Ck 12: Earth Science: Safety of Water
[Free Registration/Login may be required to access all resource tools.] How some people do not have access to safe water for drinking and bathing.
CK-12 Foundation
Ck 12: Earth Science: Satellites, Shuttles, and Space Stations
[Free Registration/Login may be required to access all resource tools.] Astronauts and space study.
CK-12 Foundation
Ck 12: Earth Science: Satellites, Shuttles, and Space Stations
[Free Registration/Login may be required to access all resource tools.] Astronauts and space study.
CK-12 Foundation
Ck 12: Earth Science: Saturn
[Free Registration/Login may be required to access all resource tools.] Describes the features of Saturn.
CK-12 Foundation
Ck 12: Earth Science: Saturn
[Free Registration/Login may be required to access all resource tools.] Describes the features of Saturn.
CK-12 Foundation
Ck 12: Earth Science: Scientific Community
[Free Registration/Login may be required to access all resource tools.] How the scientific community shares results and monitors scientific integrity.
CK-12 Foundation
Ck 12: Earth Science: Seawater Chemistry
[Free Registration/Login may be required to access all resource tools.] Describes dissolved ions in seawater and their source.
CK-12 Foundation
Ck 12: Earth Science: Seawater Chemistry
[Free Registration/Login may be required to access all resource tools.] Describes the composition of seawater, including dissolved ions in seawater and their source.
CK-12 Foundation
Ck 12: Earth Science: Sedimentary Rock Classification
[Free Registration/Login may be required to access all resource tools.] How to classify sedimentary rocks.
CK-12 Foundation
Ck 12: Earth Science: Sedimentary Rocks
[Free Registration/Login may be required to access all resource tools.] Factors that determine sediments and sedimentary rock materials and composition.
CK-12 Foundation
Ck 12: Earth Science: Short Term Climate Change
[Free Registration/Login may be required to access all resource tools.] How El Nino and La Nina affect the climate.
CK-12 Foundation
Ck 12: Earth Science: Soil Characteristics
[Free Registration/Login may be required to access all resource tools.] Describes the characteristics and types of soil.
CK-12 Foundation
Ck 12: Earth Science: Soil Characteristics
[Free Registration/Login may be required to access all resource tools.] Describes the characteristics and types of soil.
CK-12 Foundation
Ck 12: Earth Science: Soil Erosion
[Free Registration/Login may be required to access all resource tools.] How human activities cause soil erosion.
CK-12 Foundation
Ck 12: Earth Science: Soil Erosion
[Free Registration/Login may be required to access all resource tools.] How human activities cause soil erosion.
CK-12 Foundation
Ck 12: Earth Science: Soil Formation
[Free Registration/Login may be required to access all resource tools.] How soil is formed.
CK-12 Foundation
Ck 12: Earth Science: Soil Formation
[Free Registration/Login may be required to access all resource tools.] How soil is formed.
CK-12 Foundation
Ck 12: Earth Science: Soil Horizons and Profiles
[Free Registration/Login may be required to access all resource tools.] Describes the different layers of soil.
CK-12 Foundation
Ck 12: Earth Science: Soil Horizons and Profiles
[Free Registration/Login may be required to access all resource tools.] Describes the different layers of soil.
CK-12 Foundation
Ck 12: Earth Science: Solar Energy and Latitude
[Free Registration/Login may be required to access all resource tools.] Discusses the relationship between solar energy and latitude.
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Ck 12: Earth Science: Springs and Geysers
[Free Registration/Login may be required to access all resource tools.] Describes features of springs and geysers.
CK-12 Foundation
Ck 12: Earth Science: Star Classification
[Free Registration/Login may be required to access all resource tools.] How a star is classified according to color and temperature.