Goals for Group 1
What's Matter?


Go to Interactive Physics Modules (http://ippex.pppl.gov/interactive/) and answer the questions for Goals 1 and 2.

Goal 1

1. What is made up of atoms?




Goal 2

1. Atoms are made of what three things?




2. The nucleus has what two parts?




3. What do the electrons rotate around?




4. Which has the most mass, an electron, a proton, or a neutron?




5. What is the diameter of an electron cloud?




6. What kind of charge does a proton have, positive, negative, or none?




7. What kind of charge does a neutron have?




8. What kind of charge does an electron have?




9. Do electrons attract protons?




Do-It-Yourself Research! Go to Chem4Kids: Atoms (http://www.chem4kids.com/atoms/structure.html) and answer this question:

What is Quantum Theory and why is it necessary?





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