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Chemistry Online Resource Essentials: Chapter 3 Atomic Structure, Part One
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter three part one provides practice and demonstrations related to atomic structure in chemistry.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Chapter 4 Nuclear
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CC BY-NC-SA
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter four provides practice and demonstrations related to nuclear chemistry.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Chapter 5 Moles, Molarity, Reaction Types
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter five provides practice and demonstrations related to moles, molarity, and reaction types in chemistry.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Chapter 6 Stoichiometry
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter six provides practice and demonstrations related to stoichiometry chemistry.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Chapter 7 Gas Laws
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CC BY-NC-SA
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter seven provides practice and demonstrations related to gas laws in chemistry.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Chapter 8 Atomic Structure, Part Two
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CC BY-NC-SA
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter eight provides practice and demonstrations in chemistry related to Atomic Structure, (this is part two).

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Chapter 9 Bonding & Geometry
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CC BY-NC-SA
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. Chapter nine provides practice and demonstrations related to chemical bonding and geometry.

Subject:
Chemistry
Math
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Chemistry Online Resource Essentials: Introduction to course
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CC BY-NC-SA
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This collection of videos, animations and documents comes from the NCSSM AP chemistry online course. This introduction provides practice and demonstrations of basic concepts of chemistry such as significant figures and the distinction between physical and chemical changes.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Simulation
Provider:
North Carolina School of Science and Mathematics
Provider Set:
Chemistry Online Resource Essentials
Date Added:
01/01/2002
Climate Kids: How Do We Know the Climate Is Changing?
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This question is addressed through a series of questions and answers, each providing related introductory information such as how climate change is studied, the history of Earth‰Ûªs climate, and the effects of climate change on Earth‰Ûªs geology and biology. The Climate Kids website is a NASA education resource featuring articles, videos, images and games focused on the science of climate change.

Subject:
Agriculture Studies
Math
Physics
Science
Material Type:
Lesson
Provider:
NASA
Provider Set:
NASA Wavelength
Date Added:
10/05/2018
Climate Kids: The Climate Time Machine
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Use the imbedded sliding scale to observe changes in sea ice distribution, carbon emission levels and average global temperatures over time, as well as the effects of variations in sea level rise along coastal regions. This interactive is part of the Climate Kids website, a NASA education resource featuring articles, videos, images and games focused on the science of climate change.

Subject:
Agriculture Studies
Science
Material Type:
Activity/Lab
Provider:
NASA
Provider Set:
NASA Wavelength
Date Added:
10/05/2018
Concentration
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Watch your solution change color as you mix chemicals with water. Then check molarity with the concentration meter. What are all the ways you can change the concentration of your solution? Switch solutes to compare different chemicals and find out how concentrated you can go before you hit saturation!

Subject:
Physical Science
Science
Material Type:
Simulation
Provider:
University of Colorado Boulder
Provider Set:
PhET Interactive Simulations
Author:
Chris Malley
Emily B. Moore
Julia Chamberlain
Kathy Perkins
Kelly Lancaster
Date Added:
03/09/2012
Conductivity
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Experiment with conductivity in metals, plastics and photoconductors. See why metals conduct and plastics don't, and why some materials conduct only when you shine a flashlight on them.

Subject:
Physical Science
Science
Material Type:
Simulation
Provider:
University of Colorado Boulder
Provider Set:
PhET Interactive Simulations
Author:
Carl Wieman
Kathy Perkins
Sam McKagan
Sam Reid
Wendy Adams
Date Added:
07/01/2004
Cosmology and Astronomy: K-Ar Dating Calculationهرجن
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CC BY-NC-SA
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This 11-minute video lesson works through a calculation for K-Ar dating (it is good to have some prior experience with e and logarithms to understand). [Cosmology and Astronomy playlist: Lesson 80 of 85]

Subject:
Chemistry
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Potassium-Argon (K-Ar) Dating
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CC BY-NC-SA
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This 11-minute video lesson looks at Potassium-Argon (K-Ar) dating and it can be used to date very old volcanic rock and the things that might be buried in between. [Cosmology and Astronomy playlist: Lesson 79 of 85]

Subject:
Chemistry
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Salman Khan
Date Added:
02/20/2011
Davisson-Germer: Electron Diffraction
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Simulate the original experiment that proved that electrons can behave as waves. Watch electrons diffract off a crystal of atoms, interfering with themselves to create peaks and troughs of probability.

Subject:
Physical Science
Science
Material Type:
Simulation
Provider:
University of Colorado Boulder
Provider Set:
PhET Interactive Simulations
Author:
Carl Wieman
Kathy Perkins
Sam McKagan
Sam Reid
Date Added:
10/02/2006
Defining Desertification
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This feature article from the National Aeronautics and Space Administration (NASA) Earth Observatory discusses the use of satellite imagery to evaluate desertification which is occurring in the Sahel, a region of central African savannah that forms the boundary between the Sahara Desert to the north and the wetter, more fertile regions to the south. Topics include the use of Very High Resolution Radiometer (VHRR) data, obtained from National Oceanic and Atmospheric Administration (NOAA) meteorological satellites, to develop a vegetation index, and exactly how the term 'desertification' should be defined in order to distinguish temporarily degraded land from that which has permanently lost productivity.

Subject:
Science
Material Type:
Diagram/Illustration
Provider:
NASA
Provider Set:
Earth Observatory
Date Added:
10/05/2018
Density Column Lab - Part 2
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Educational Use
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Concluding a two-part lab activity, students use triple balance beams and graduated cylinders to take measurements and calculate densities of several household liquids and compare them to the densities of irregularly shaped objects (as determined in Part 1). Then they create density columns with the three liquids and four solid items to test their calculations and predictions of the different densities. Once their density columns are complete, students determine the effect of adding detergent to the columns. After this activity, present the associated Density & Miscibility lesson for a discussion about why the column layers do not mix.

Subject:
Physics
Science
Material Type:
Activity/Lab
Provider:
TeachEngineering
Provider Set:
TeachEngineering
Author:
Barry Williams
Jessica Ray
Phyllis Balcerzak
Date Added:
09/18/2014
Density: Sea Water Mixing and Sinking
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These two hands-on labs are about the role of temperature and salinity in governing the density of seawater, a major factor controlling the ocean's vertical movements and layered circulation. In the first activity students work in groups to determine the density of tap water and of tap water with salt, then compare the densities. The second activity investigates the role of temperature and salinity in determining seawater density. Students use a Temperature-Salinity (T-S) Diagram to examine the effect of mixing on density. A list of key concepts, essential questions, common preconceptions and more is included. These are part of the Aquarius Hands-on Laboratory Activities.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Lesson
Provider:
NASA
Provider Set:
NASA Wavelength
Date Added:
10/05/2018
Designing an Open Spectrograph
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Learners will build an open spectrograph to calculate the angle the light is transmitted through a holographic diffraction grating. After finding the desired angles, the students will design their own spectrograph using the information learned. The activity is part of Project Spectra, a science and engineering program for middle-high school students, focusing on how light is used to explore the Solar System.

Subject:
Chemistry
Math
Physics
Science
Material Type:
Activity/Lab
Lesson
Provider:
NASA
Provider Set:
NASA Wavelength
Date Added:
10/05/2018