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Nuclear Energy: Nuclear Submarines

Related Article: Learn more about nuclear science.

The history of nuclear powered submarines is described in this video. Nuclear subs do not need to surface like diesel-powered subs.
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Physics: Radioactive Decay

Physics: Radioactive Decay (29:00)

This video introduces radioactive decay, using radioactive dating of artifacts and fossils as examples. Watch as students learn to describe decay in terms of nuclear equations and half-life calculations.

Structure of the Atom

Structure of the Atom (1:55)

Ernest Rutherford conducted an experiment to learn the structure of an atom.

Niels Bohr's Atomic Model

Niels Bohr's Atomic Model (1:24)

According to Bohr's atomic model, electrons travel only in fixed paths, called energy levels, around the nucleus.

Size of Atoms: Matter

Size of Atoms: Matter (1:04)

Matter is mostly empty space because atoms themselves are mostly empty space.

Atomic Structure: The Nucleus

Atomic Structure: The Nucleus (0:52)

The nucleus contains protons, which are positively charged, and neutrons. Each proton has a mass of about 1 amu.

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10 Ways the World Will End: Nuclear Holocaust

10 Ways the World Will End: Nuclear Holocaust (2:58)

The Science Channel's "10 Ways the World Will End" examines the plausibility of a nuclear holocaust. With the world supply of nuclear warheads at an all time high, a nuclear holocaust is an imminent threat.

100 Greatest Discoveries: Cosmic Radiation

100 Greatest Discoveries: Cosmic Radiation (1:23)

Through his hot air balloon experiments, physicist, Victor Hess discovers the phenomenon and effects of cosmic radiation. Learn more about cosmic radiation on The Science Channel's "100 Greatest Discoveries."

Matter and Energy: Atomic Energy Issues

Matter and Energy: Atomic Energy Issues (1:05)

This video contains a summary of the issues surrounding atomic energy.

Matter and Energy: Nuclear Power Issues

Matter and Energy: Nuclear Power Issues (2:29)

The issue of nuclear power has many sides. Although there is a greater potential for environmental and biological destruction should something go wrong, as long as the plants are properly maintained they are safe and provide fairly inexpensive... More »

Matter and Energy: Fusion and Fission

Matter and Energy: Fusion and Fission (1:34)

Fusion is the opposite of fission. See why in this video.

Matter and Energy: Electricity From Nuclear Power

Matter and Energy: Electricity From Nuclear Power (2:28)

Check out this video to learn how electricity is generated from nuclear power plants.

Matter and Energy: Nuclear Power

Matter and Energy: Nuclear Power (1:00)

There are both positive and negative associations people have with nuclear power. Watch this video to learn more about nuclear power.

Heroes of Science: Marie Curie

Heroes of Science: Marie Curie (5:14)

Renowned scientist Marie Curie and her husband discovered radium. After her husband's death, Curie continued her brilliant scientific career and greatly contributed the fields of physics and chemistry.

Physics: Radioactive Decay

Physics: Radioactive Decay (29:00)

This video introduces radioactive decay, using radioactive dating of artifacts and fossils as examples. Watch as students learn to describe decay in terms of nuclear equations and half-life calculations.

Physics: Radioactivity

Physics: Radioactivity (29:00)

In the context of food irradiation, students learn about the concept of radioactivity, explore the properties of alpha, beta and gamma radiation, and conduct a risk-benefit assessment in this video.