NASA
Water Works on a Blue Planet
Keep within a water budget. Learners find out that less than 2.5% of Earth's water is available to drink—and that there is a fixed amount of water. Scholars read an interesting article comparing the available water to a game of Monopoly...
NASA
Taking Apart the Light
Break down light into spectra. Scholars learn how atoms emit and absorb photons and come to understand how this process allows scientists to identify different atoms based on either absorption lines or emission lines. Learners then...
NASA
From Smoke Signals to Cell Phones: Tracing How Technologies Evolve
Explore the science of space exploration. Pupils consider technological advances in propulsion, communication, power, navigation, and imaging. They select one of these areas and create a timeline of historical progress that contributed...
![Nasa: Atoms and Molecules in Motion, States of Matter [Pdf] Article](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Nasa: Atoms and Molecules in Motion, States of Matter [Pdf] Article")
NASA
Nasa: Atoms and Molecules in Motion, States of Matter [Pdf]
Everythingin the universeis either matter or energy. All matter is made of combinations of about one hundred basic building blocks, the chemical elements on the periodic table. Going a step further and breaking these elements down to...
Khan Academy
Khan Academy: Biology: Chemistry of Life: Matter, Elements, and Atoms
Did you know matter is made up of atoms? In this article learn about the smallest unit of matter called the atom.
Other
The Ultimate Nature of Matter
Modern science is based on the idea of matter. This essay, by Alan Bradnam of the University of Sheffield (UK), discusses the impact of this idea on the world of science.
Story Behind the Science
Story Behind the Science: The Story of Dark Matter [Pdf]
The scientific history behind the discovery of dark matter. Questions are posed throughout about how theories are developed to provide possible explanations of natural phenomena.
American Association for the Advancement of Science
Fermilab Physicists Find New Matter Antimatter Asymmetry
This complicated yet interesting article describing the discovery of asymmetry between the behavior of matter and antimatter.
Open Curriculum
Open Curriculum: Recycling Matter in Ecosystems
Students learn about biogeochemical cycles that recycle matter on Earth.
Seeker
Seeker: Week of 1 6 14: Is Earth Surrounded by Dark Matter?
Article reports on a presentation that suggests that the Earth is surrounded by dark matter.
Frontiers Media
Frontiers:white Matter Counts: Brain Connections Help Us Do 2+2
An article about white matter and how brain connections are used to solve math problems.
Lawrence Berkeley National Laboratory
Berkeley Lab: Phases of Nuclear Matter
A brief explanation of determining the temperature and density at which the critical point of nuclear matter is located.
Open Curriculum
Open Curriculum: Matter as a Wave
This article helps illustrate the behavior of electrons as waves and the uncertainty principle.
Khan Academy
Khan Academy: Beyond Salary: Benefits May Matter More Than You Think
Explore how job benefits--many of which are factored in pre-tax--can translate to real money in your pocket. Content brought you by our partner, Better Money Habits.
Khan Academy
Khan Academy: Perfect Competition and Why It Matters
Read about the economic ideal of perfect competition.
Other
Erikson Institute: Why One to One Correspondence Matters
A hallmark of accurate counting is when preschoolers begin to assign one number, and only one number, to each object as they count. We see this achievement when a child touches or tags each object in time with saying the counting words....
Open Curriculum
Open Curriculum: Matter
Students will be able to describe elements and compounds, and explain how mixtures differ from compounds.
Curated OER
History Matters: The Bum as Con Artist
History Matters reprints a 1929 newspaper article by journalist Tom Kromer, who contended that the beggar was a con man in the beginning of the Great Depression. It seems that Mr. Kromer became unemployed himself within the year, so...
University of Alaska
Alaska Science Forum: Plasma: The Fourth State of Matter
Good discussion on the conditions and natural existence of plasmas.
Open Curriculum
Open Curriculum: Light and Matter: Images by Reflection
An illustrated article helps students understand the concept of reflection of images and the differences in reflection with different optical devices.
Curated OER
History Matters: Making Sense of Advertisements
Your guide on how to make sense of advertisements. Examine an ad's intent, its audience, and other information you might need to know to make an informed decision.
Other
Entrepreneur: Taxing Matters
This Entrepreneur Magazine article provides "Everything you wanted to know about payroll taxes, and then some," and includes a good explanation of FICA (social security and medicare) withholding.
BBC
Bbc: Why Greece's Problems Matter
BBC correspondent Jorn Madslien summarizes the economic problems plaguing Greece and discusses why these problems are significant to the global community. (February 11, 2010)
Other
Kiddie Matters: Best Guide for Teaching Kids the Decision Making Process Steps
Kids have to make a wide range of decisions on a daily basis. It can get overwhelming if kids aren't armed with the right tools to make good decisions. When children learn the decision-making processing steps, they make more responsible...
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