CK-12 Foundation
Ck 12: Chemistry: Atomic Nucleus
[Free Registration/Login may be required to access all resource tools.] Describes the modern concept of the atomic nucleus.
CK-12 Foundation
Ck 12: Chemistry: Mass Number
[Free Registration/Login may be required to access all resource tools.] Shows the calculation of mass number.
CK-12 Foundation
Ck 12: Physical Science: Atomic Nucleus
[Free Registration/Login may be required to access all resource tools.] Discusses the nucleus of an atom and what holds it together.
Soft Schools
Soft Schools: Subatomic Particles Quiz
Take this interactive, multiple-choice quiz over subatomic particles, then review your score and any missed questions at the end.
Atomic Archive
Atomic Archive: Nuclear Fusion
From the Atomic Archive - the online companion to the award-winning CD-ROM. This page defines nuclear fusion and depicts the process by an informative diagram. Includes numerical values which describe the typical energy values for fusion...
Purdue University
Purdue University: Fundamental Subatomic Particles
At this site from the Purdue University, the elementary subatomic particles are described and electromagnetic radiation is detailed. Includes learning exercises and answers.
Science Struck
Science Struck: How Does Radioactive Decay Work?
Explains the processes of radioactive decay in primary and secondary modes.
CK-12 Foundation
Ck 12: Physical Science: Atoms
[Free Registration/Login may be required to access all resource tools.] Atoms and how they are related to elements, and the particles that make up atoms.
Other
Motorline: Motorsport
Austrian Racing site in German with many images that can be navigated by beginners. Numerous links to images, games, screen savers, motorcycles, Formula 1 racing (Formel 1) and cars in general (Autowelt).
Smithsonian Institution
National Museum of American History: Fuel Cell Basics
Presents a general overview of fuel cells including what is a fuel cell, how do they work, and the different types.
Khan Academy
Khan Academy: The Effect of Contrast Agents on Mri Signals
This is a five-question quiz related to the passage "The Effect of Contrast Agents on MRI Signals."
Encyclopedia Britannica
Encyclopedia Britannica: Hydrogen Ion
This brief entry describes the hydrogen ion, strictly, as the nucleus of a hydrogen atom separated from its accompanying electron. The hydrogen nucleus is made up of a particle carrying a unit positive electric charge, called a proton.
Museum of Science
The Atoms Family: Spectroscope of an Atom
"The Phantom has provided you with a simulated spectroscopy of an Atom! Amuse the Phantom by observing the spectroscope and you'll learn more about the Atom." Observe and review the structure of the atom.
Lawrence Berkeley National Laboratory
Berkeley Lab: La Aventura De Las Particulas
Learn the fundamentals of particles and forces with this site. Explore the paths that explain matter in the universe.
Quia
Quia: Chemical Bonds (Ionic and Covalent) Quiz
This is 21-question multiple choice quiz over chemical bonds was written for a 7th-grade science class.
American Chemical Society
Middle School Chemistry: P H and Color Change
Learn about color change and pH as it relates to chemical changes.
Mocomi & Anibrain Digital Technologies
Mocomi: Molecules
When two or more atoms combine they give rise to a molecule. A molecule can be made up of many atoms of the same element. There are 112 elements known to man, so can you imagine the different permutations and combinations of molecules...
CK-12 Foundation
Ck 12: Chemistry: Atomic Number
[Free Registration/Login may be required to access all resource tools.] Explains the arrangement of the periodic table.
CK-12 Foundation
Ck 12: Earth Science: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
Chem4kids
Chem4 Kids: Atoms Are Building Blocks
Identify the basic structure of atoms, the building blocks for all matter.
Physics Classroom
The Physics Classroom: Static Electricity: Neutral vs. Charged Objects
With this interactive tutorial, students explore the basic terminology and concepts of neutral and charged objects.
CK-12 Foundation
Ck 12: Earth Science: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
Khan Academy
Khan Academy: Charge Transfer Processes
In this 4-question quiz, predict how charge gets transferred by conduction between two objects.
Other
Particle Physics at Discovery's Horizon: What Is the Lhc?
An introduction to the Large Hadron Collider (LHC), offering information on its location, its experiments, and what scientists hope to learn through this machine buried below Geneva, Switzerland. Click a menu of links to read details...
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