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MECH&AE 105A · MAE 105AIntroduction to Engineering Thermodynamics

Mechanical and Aerospace Engineering · 4 units · Undergraduate upper division (100-199)

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Phenomenological thermodynamics. Concepts of equilibrium, temperature, and reversibility. First law and concept of energy; second law and concept of entropy. Equations of state and thermodynamic properties. Engineering applications of these principles in analysis and design of closed and open systems.

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Requisites

Official UCLA wording

Requisites: Chemistry 20B, Mathematics 32B.

BruinTree reads · Prerequisite

confidence 1.00 · from text
all of
  • CHEM 20B
  • MATH 32B

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

MECH&AE 105A

  • CHEM 20BChemical Energetics and Change
    • CHEM 14AGeneral Chemistry for Life Scientists I
      • LIFESCI 30AMathematics for Life Scientists
      • MATH 3ACalculus for Life Sciences Students
      • MATH 31ADifferential and Integral Calculusanother path to it
    • MATH 31ADifferential and Integral Calculus
      • MATH 1Precalculus
    • CHEM 14AEGeneral Chemistry for Life Scientists I—Enhanced
      • LIFESCI 30AMathematics for Life Scientistsanother path to it
      • MATH 3ACalculus for Life Sciences Studentsanother path to it
      • MATH 31ADifferential and Integral Calculusanother path to it
    • MATH 31BIntegration and Infinite Seriesanother path to it
    • CHEM 20AChemical Structure
      • MATH 31ADifferential and Integral Calculusanother path to it
    • CHEM 20AHChemical Structure (Honors)
      • MATH 31ADifferential and Integral Calculusanother path to it
  • MATH 32BCalculus of Several Variables
    • MATH 31BIntegration and Infinite Series
      • MATH 31ADifferential and Integral Calculusanother path to it
    • MATH 32ACalculus of Several Variables
      • MATH 31ADifferential and Integral Calculusanother path to it

2 direct requisites. The whole upstream is here — 21 courses over 3 levels. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

MECH&AE 105A3 more beyond

  • MECH&AE 105DTransport Phenomena1 more beyond
    • MECH&AE C131GMicroscopic Energy Transport
    • MECH&AE C138Introduction to Statistical Thermodynamicsanother path to it
    • MECH&AE 157Basic Mechanical and Aerospace Engineering Laboratoryanother path to it
    • MECH&AE 157WBasic Mechanical and Aerospace Engineering Laboratory with Writinganother path to it
    • MECH&AE 231BRadiation Heat Transfer
    • MECH&AE C231GMicroscopic Energy Transport
    • MECH&AE C238Introduction to Statistical Thermodynamics
    • MECH&AE 281Microsciences
  • MECH&AE 133AEngineering Thermodynamics
  • CH ENGR CM114Electrochemical Processes
  • MECH&AE C136Energy and Environment
  • MECH&AE C138Introduction to Statistical Thermodynamics
  • MAT SCI CM163Electrochemical Processes
  • MECH&AE 150CCombustion Systems
  • MECH&AE C150PAircraft Propulsion Systems
  • CH ENGR CM214Electrochemical Processes
  • MECH&AE C150RRocket Propulsion Systems
  • MECH&AE 157Basic Mechanical and Aerospace Engineering Laboratory
    • MECH&AE 157AAerospace Design Laboratory
    • MECH&AE 157DAerospace Design Laboratory Ianother path to it
  • MAT SCI CM263Electrochemical Processes
  • MECH&AE 157DAerospace Design Laboratory I
    • MECH&AE 157EAerospace Design Laboratory II
  • MECH&AE 157WBasic Mechanical and Aerospace Engineering Laboratory with Writing
    • MECH&AE 157AAerospace Design Laboratoryanother path to it
    • MECH&AE 157DAerospace Design Laboratory Ianother path to it
  • MECH&AE C236Energy and Environment

19 courses list this as a requisite. Showing 28 courses over 2 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Spring 2026
  • Summer 2026
  • Fall 2026
  • Winter 2027
  • Spring 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.