Physics Weekly

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Chapter 4: Newton's Second Law of Motion
Physics
Marymount High School
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Judith S. de Nuño
jdenuno@mhs-la.org
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Chapter Objectives:

  • State the relationship between acceleration and net force.
  • State the relationship between acceleration and mass.
  • State and explain Newton's second law of motion.
  • Describe the effect of friction on stationary and on moving objects.
  • Distinguish between force and pressure.
  • Explain why the acceleration of an object in free fall does not depend upon the mass of the object.
  • Describe the effect of air resistance on a falling object.

Chapter Terms:

  • inertia
  • mass
  • weight
  • kilogram
  • newton
  • volume
  • force
  • friction
  • free fall
  • terminal speed

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Chapter Formulas:

Acceleration ~ net force/mass

a ~ Fnet /m

F = mg

Chapter Outline Framework:

  • Force Causes Acceleration
  • Friction
  • Mass and Weight
  • Mass Resists Acceleration
  • Newton's Second Law of Motion
  • When Acceleration is g---Free Fall
  • When Acceleration is less than g---Non-Free Fall

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