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Matemáticas (80)
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Hipervinculo Ciencias de la Tierra y Medioambiente
Use GPS to find geocaches for a fun outdoor recreation.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Ciencias de la Tierra y Medioambiente
Examines galaxies and how they are divided into three types according to shape.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Ciencias de la Tierra y Medioambiente
Examines galaxies and how they are divided into three types according to shape.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Describes future population growth.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Describes freshwater ecosystems such as lakes, wetlands, and swamps.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Describes freshwater ecosystems such as lakes, wetlands and swamps.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
How scientists can learn information about the past from fossils.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Five methods that create fossils.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Describes the conditions necessary for fossilization.
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Describes reserves of traditional and alternative fossil fuels.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
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