THERMAL PHYSICS

• Effects of Heat


  1.) Change in Dimension

  2.) Change in Temperature

  3.) Change in Phase
• Thermal Expansion


  The tendency of matter to change its dimension in response to change of temperature
• Expansion Coefficient of Ice


  51 x 10^-6 C
• Expansion Coefficient of Lead 


  29 x 10^-6 C
• Expansion Coefficient of Aluminum 


  23 x 10^-6 C
• Expansion Coefficient of Brass


  19 x 10^-6 C
• Expansion Coefficient of Copper


  17 x 10^-6 C
• Expansion Coefficient of Steel


  11 x 10^-6 C
• Expansion Coefficient of Ordinary Glass


  9 x 10^-6 C
• Expansion Coefficient of Pyrex Glass


  3.2 x 10^-6 C
• Expansion Coefficient of Invar Steel


  0.7 x 10^-6 C
• Expansion Coefficient of Fused Quartz


  0.5 x 10^-6 C
• Heat Capacity


  The ratio of energy transferred and the change in temperature.
• Heat Capacity


  The measurable physical quantity that characterizes the amount of heat required to change a body's temperature by a given amount.
• Latent Heat of Transformation


  The heat energy acquired or released when a material changes place.
• Latent Heat of Fusion


  Is the heat energy required to completely melt/solidify one kg of substance.
• Latent Heat of Vaporization


  Is the heat energy required to completely evaporate/condense one kg of a substance.
• Melting Point


  Temperature at which a solid turns to liquid.
• Solidification Point


  Temperature at which a liquid turns to solid.
• Vaporization Point


  Temperature at which a liquid turns to a gas or vapor.
• Condensing Point


  Temperature at which gas or vapor turns to a liquid.