*Einstein's Theories of Relativity and Gravitation by Albert Einstein, is part of the HackerNoon Books Series. Read this book online for free on HackerNoon!*

Title: Einstein's Theories of Relativity and Gravitation

Subtitle: A selection of material from the essays submitted in the competition for the Eugene Higgins prize of $5,000

Author: J. Malcolm Bird

Other: Albert Einstein

Release Date: October 4, 2020 [EBook #63372]

Language: English

## Table of Links

- The Donor and the Prize
- The Judges
- Three Thousand Words
- The Competing Essays
- Looking for the Winne
- The Winner of the Prize

- Getting away from the Greek Ideas
- Relativism and Reality
- Laws of Nature
- Concept and Realities
- The Concept of Space and Time
- The Reference frame for Space
- Time and The Coordinate System
- The Choice of a Coordinate Frame

- Who Is Moving?
- Mechanical Relativity
- The Search for the Absolute
- The Ether and Absolute Motion
- The Earth and the Ether
- A Journey Upstream and Back
- The Michelson-Morley Experiment
- The Verdict
- The “Contraction” Hypothesis
- Taking the Bull by the Horns
- Questions of Common Sense
- Shifting the Mental Gears

- Light and the Ether
- The Measurement of Time and Space
- The Problem of Communication
- An Einsteinian Experiment
- Who Is Right?
- The Relativity of Time and Space
- Relativity and Reality
- Time and Space in a Single Package
- Some Further Consequences
- Assumption and Consequence
- Relativity and the Layman
- Physics vs. Metaphysics

- Terms We Cannot Define
- Laying the Foundation
- The Rôle of Geometry
- What May We Take for Granted?
- And What Is It All About?
- Euclid’s Geometry
- Axioms Made to Order
- Locating the Discrepancy
- What the Postulate Really Does
- The Geometry of Surfaces
- Euclidean or Non-Euclidean

- The Four-Dimensional World of Events
- A Continuum of Points
- The Continuum in General
- Euclidean and Non-Euclidean Continua
- Our World of Four Dimensions
- The Curvature of Space-Time
- The Question of Visualization
- What It All Leads To

- The Mechanical Principle of Relativity
- The Special Principle of Relativity
- The Four Dimensional Continuum
- Gravitation and Acceleration
- The General Principle of Relativity

- A World of Points
- The Four-Dimensional World of Events
- Successive Steps Toward Generality
- Gravitation and Acceleration
- Einstein’s Time-Space World
- The Layman’s Last Doubt

- The External World and its Geometry
- Gravitation and its Place in the Universe
- Gravitation and Space-Time

- The Electromagnetic Theory of Light
- The Michelson-Morley Experiment
- The Lorentz Transformation
- The First Theory of Relativity
- The Inclusion of Gravitation

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