Videos A to Z
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Atoms: Atom gaining neutron
- 3-5
- 6-8
- 9-12
The number of protons of an element is constant, but the number of neutrons can change. Isotopes are atoms of the same element with different numbers of neutrons. » more info
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Atoms: Carbon isotope II
- 3-5
- 6-8
- 9-12
Carbon can exist as carbon 12 or carbon 14. » more info
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Atoms: Compound
- 3-5
- 6-8
- 9-12
Compounds are formed by joining atoms of two or more elements. In this animation an ionic bond holds atoms together. » more info
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Atoms: Copper Atom
- 3-5
- 6-8
- 9-12
Atoms of the same element are exactly alike. This animation depicts a copper atom. » more info
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Atoms: Examples of atoms
- 3-5
- 6-8
- 9-12
The four atoms depicted here have a different atomic number, which refers to the number of protons in the nucleus. The atomic number of helium is 2, aluminum is 13, hydrogen is 1, and oxygen is 8. » more info
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Atoms: Ice cream atoms
- 3-5
- 6-8
- 9-12
Matter, such as this ice cream, is made up of many atoms. » more info
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Atoms: Light in tube
- 3-5
- 6-8
- 9-12
Replicates the experiments J.J. Thomson conducted to develop his model of an atom. Light is produced when an electric current is passed through a tube. When a magnetic charge is introduced, the rays are… » more info
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Atoms: Like charges repel
- 3-5
- 6-8
- 9-12
Like charges repel one another. » more info
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Atoms: Mass number of sulfur
- 3-5
- 6-8
- 9-12
The mass number of an atom is the sum of its protons and neutrons. The mass number of sulfur is 32. » more info
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Atoms: Mass number video clip
- 3-5
- 6-8
- 9-12
The mass number of an atom is the sum of its protons and neutrons. » more info
- Episodes/length: 1 program(s) / 0 minutes
- Usage/copying rights: Download and retain
- Website: https://www.uen.org/emedia
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Availability:
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- EMEDIA