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Cosmic Rays

Try this!

Cosmic rays consist of all the natural elements. See if you can distinguish the properties of some of these elements.

Sample information from the periodic table for the element "Helium":

Solid: cube

Liquid: water drop

Gas: balloon

Helium, atomic number=2, atomic mass=4.002

Use the information for the elements given below to answer the questions.

Platinum, atomic number=78, atomic mass=195.08 Mercury, atomic number=80, atomic mass=200.59 Lead, atomic number=82, atomic mass=207.2



This activity was developed by Cheryl Carter, Bladensburg High School, Bladensburg, MD

If words seem to be missing from the articles, please read this.

Imagine the Universe! is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.

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Project Leader: Dr. Barbara Mattson
Curator: J.D. Myers
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This page last updated: Tuesday, 25-Sep-2007 15:54:41 EDT