Monthly Archives: April 2026

123 posts
Before Physics

Before Starting Physics in College

The STEM Major’s Guide to the University Before Physics What This Guide Covers › Before Physics is designed to prepare STEM students for their first physics course by building strong conceptual understanding and mathematical readiness. This guide focuses on vectors, algebra and calculus preparation, physical intuition, and how to approach […]

False Reality Publishing

Section 1.3/1.4 Standards and Units / Using and Converting Units QUESTION [3] 1.3 How many nanoseconds does it take light to travel 1.00 ft in a vacuum? (This result is a useful quantity to remember.)

Access over 1,000+ lessons, videos, and podcasts designed for STEM majors. Build a strong foundation in math and physics with structured crash course material. Visit The STEM Major | PLEM Academy | Get the Crash Course Bundle Section 1.3 / 1.4 Standards and Units | Using and Converting Units Read […]

False Reality Publishing

The Unit Circle and Book Notation Key

The Author Jonathan David Get access to STEM crash courses, books, podcasts, and over 1,000 lessons. thestemmajor.com Book notations Note: Some symbols may have different meanings in different courses i.e., never assume. And Or In Manipulation or row reduction occurred Implies Becomes If and only if Therefore Because Equivalent/defined as […]

Q&A

PLEM Academy Q&A | How PLEM Academy Works

The STEM Major’s Guide to the University PLEM Academy Q&A What This Guide Covers › PLEM Academy Q&A is a guide built around common questions students may have about PLEM Academy, study structure, academic planning, and how to get the most out of STEM preparation resources. This section focuses on […]

Active Problems False Reality Publishing

[PHYSICS-BEGINNER] 4.5 Newton’s Third Law QUESTION [3] 4.25 A student of mass 45 kg jumps off a high diving board. What is the acceleration of the earth toward her as she accelerates toward the earth with an acceleration of 9.8 m/s^2? Use 6.0×10^24 kg for the mass of the earth, and assume that the net force on the earth is the force of gravity she exerts on it.

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False Reality Publishing

The Ultimate Cheat Sheet for STEM Majors

The Ultimate Cheat Sheet for STEM Majors Formulas • Definitions • Theorems What This Guide Covers › The Ultimate Cheat Sheet for STEM Majors is a comprehensive collection of formulas, definitions, theorems, and problem solving tools used across mathematics, physics, and engineering. This guide spans topics from algebra through calculus, […]