Physics Weekly

Class Pages

Chapter 12: Solids
Marymount High School
a journey into the physical world!

Physics Syllabus

Homework Chart

Judith S. de Nuño
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Daily Lunch in the Science Patio
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Chapter Objectives:

  • Describe the structure of crystals.
  • Define density and explain why it is the same for different amounts of the same material.
  • Distinguish between an elastic material and an inelastic material, and describe Hooke's law.
  • Explain why the center of a horizontal steel girder need not be as wide as the top and bottom.
  • Describe the relationship among linear growth, surface area growth, and volumetric growth.

Chapter Terms:

  • atomic bonding
  • density
  • elasticity
  • Hooke's Law
  • scaling

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Chapter Formulas:

Density = mass/volume

weight density = weight/volume

Hook's Law F = kΔx (where k is the spring constant)

Chapter Outline Framework:

  • Müller's Micrograph
  • Crystal Structure
  • Density
  • Elasticity
  • Tension and Compression
  • Arches
  • Scaling

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Animated Graphics Courtesy of
Jo's World