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Ninth graders investigate biological systems. They summarize relationships between systems. Students determine how systems relate within the biosphere. They analyze the carbon cycle.
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New Review Quantifying Land Changes Over Time in Areas of Deforestation and Urbanization
Is qualitative or quantitative research more convincing when it comes to climate change? In the eighth instructional activity during this 21-part series, scholars begin by performing a quantitative analysis of deforestation and...
9th - 12th Science CCSS: Adaptable
Regents High School Examination: Physical Setting Earth Science 2008
Throughout this earth science exam, high-school geologists complete a series of multiple choice and short answer questions about the solar system, atmosphere, and earth system. This is an amazing test, as are all of the exams developed...
9th - 12th Science
The Digestive System
The human body produces about 1.7 liters of saliva a day to aid in digestion. The digestive systems of different organisms are examined in a video that follows the digestive path, beginning with acids, moves to the importance of surface...
12 mins 9th - 12th Science CCSS: Adaptable
Could Comets Be the Source of Life on Earth?
For thousands of years people have observed comets as they pass through the solar system, but could there be more to these celestial bodies than meets the eye? Watch this video to learn how these objects have recently been found to...
4 mins 7th - 12th Science CCSS: Adaptable
Where Did Earth's Water Come From?
It's commonly known that over 70 percent of of the earth's surface is covered by water, but exactly where did it all come from? Join this short video as it travels back to the beginning of the universe in search of the origins of this...
4 mins 6th - 12th Science CCSS: Adaptable