Delmar Unit 1 - Atomic Structure

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Author:
sheaload
ID:
308332
Filename:
Delmar Unit 1 - Atomic Structure
Updated:
2016-01-11 15:14:27
Tags:
theory
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theory
Description:
Delmar Unit 1 - Atomic Structure
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  1. What is matter?
    Any substance that has mass and occupies space.
  2. What is an element?
    A substance that cannot be chemically divided into two or more simpler substances.
  3. What are the three principal parts of an atom, and what charge does each carry?
    • Proton (+1)
    • Electron (-1)
    • Neutron (No Charge)
  4. How many times larger is an electron than a proton?
    Although electrons are about 3 times larger in size than protons, protons weigh about 1840 times more.
  5. How many times more does a proton weigh than an electron?
    Although electrons are about 3 times larger in size than protons, protons weigh about 1840 times more.
  6. State the law of charges.
    "Opposite charges attract and like charges repel."
  7. What force keeps an electron in orbit around the nucleus of an atom?
  8. How many valence electrons are generally contained in materials used for conductors?
  9. How many valence electrons are generally contained in materials used for insulators?
  10. What is electricity?
  11. What is a gluon?
  12. It is theorized that protons and neutrons are actually formed from a combination of smaller particles. What are these particles called?
    Quarks.

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