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EPS SCI 1Introduction to Earth Science

Earth, Planetary, and Space Sciences · 5 units · Undergraduate lower division (0-99)

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Elements of Earth science; study of Earth materials; nature and interpretation of geologic evidence; study of geologic processes; historical aspects of geology. Mandatory field trips introduce students to solving of geologic problems in field.

P/NP or letter grading.

When it runs

Checking the Schedule of Classes…

Requisites

UCLA lists no requisites for this course.

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About EPS SCI 1. We read UCLA’s requisite wording by machine, and it gets things wrong.

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Requires

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

Nothing — this is an entry point.

Unlocks

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

EPS SCI 1

  • EPS SCI 51Mineralogy: Earth and Planetary Materials
    • EPS SCI 103AIgneous Petrology
      • EPS SCI 103CMetamorphic Petrology
      • EPS SCI 121Advanced Field Geology
      • EPS SCI C126Advanced Petrology
      • EPS SCI C226Advanced Petrology
    • EPS SCI 103BSedimentary Petrology
      • EPS SCI 244Tectonics of Sedimentary Basinsanother path to it
    • EPS SCI 231Crystal Chemistry and Structure of Minerals
  • EPS SCI 119Continental Drift and Plate Tectonics
    • EPS SCI 244Tectonics of Sedimentary Basins
      • EPS SCI 259Seminar: Paleotectonics
  • EPS SCI 125Volcanoes
  • EPS SCI 139Engineering and Environmental Geology

4 courses list this as a requisite. The whole downstream is here — 14 courses over 3 levels. Every course here opens its own tree.

  • Winter 2026
  • Summer 2026
  • Fall 2026

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