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Radioactive dating technology

Radiometric dating is also used to date archaeological materials, including ancient artifacts.

Radiometric dating methods are used to establish the geological time scale.

Grade Level: 5-12 Disciplinary Core Ideas (DCI, NGSS): 5-PS1-1, MS-PS1-1, MS-PS1-4, HS-PS1-8, HS-PS4-2, HS-PS4-5 Time for Teacher Preparation: 30-60…

See More Making Atoms Visible : Autoradiographs Description: With the Autoradiograph activity, students gain a better understanding of the different types of radiation, alpha, beta, and gamma. See More Making Atoms Visible : Electroscope Description: Easily create an electroscope to detect static electricity and radiation.

Plotting an isochron (straight-line graph) is used to solve the age equation graphically.

It shows the age of the sample, and the original composition.

For example, a study of the Amitsoq gneisses from western Greenland used five different radiometric dating methods to examine twelve samples and got agreement to within 30 million years on an age of 3,640my.

Grade Level 5-12 Disciplinary Core Ideas (DCI, NGSS) 5-PS1-1, MS-PS1-1, MS-PS1-4, HS-PS1-8, HS-PS4-2, HS-PS4-5 Time for Teacher…

See More Irradiated Salt Demonstration Materials: Table salt (Na Cl) that has been irradiated with at least 180,000 RADs of gamma radiation.

Students are able to visualize and model what is meant by the half-life… With the Measuring Laboratory, students gain a better understanding of radioactivity and radiation.

Students are able to visualize what is meant by radiation and background radiation. See More Fission Demonstration Description: With the Fission Demonstration, students gain a better understanding of nuclear fission and fusion.

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(Keep in DARK container or protected from light until ready to perform…

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