Contents

Abstract

1. Introduction

2. Tectonic Plate Movements

2.1 Brief history of the birth of Tectonic Plate movements

2.2 The Hess Model & Convection Anomalies

2.3 Consideration of the Forces associated with Subduction

2.4 Consideration of Forces associated with Ridge Push

3. The forces associated with Earth’s rotational velocity

3.1 Rotational behaviour of the Earth

3.2 Determination of position of offset Centre of Mass (COM)

3.3 Analysis of an unbalanced rotating planetary body

4. Determination of the Circumferential Stress Forces

4.1 Development of equations relating to the circumferential Stress Forces

4.2 Model 1: Rigid body dynamics

4.3 Model 2: Outer Rim able to slide relative to the main body

4.4 Relating the circumferential stress force to an everyday situation

4.5 Coefficient of Friction

5. Centripetal forces (Radial outward) and plate movements

6. Plate Boundary Analysis

6.1 Tensile and compressive forces in Pacific Basin

7. Tectonic Plate movements driven by Circumferential forces

7.1 Regional metamorphism

7.2 Tectonic Plate Movement sequence diagram

8. Earth’s continuous Regeneration Cycle

9. Conclusion

Appendices

A.1 Consideration of the rotational behaviour of the Sun and Planets

A.2 Caltech and the Earthbyte Project

A.3 Estimation of the magnitude of the circumferential forces driving tecto

A.4 Estimation of radial or centripetal forces on the Earth’s crust

A.5 Mathematical analysis for a rotating rigid body such as rim type flywhe

A.6 NASA Science, Solar System Exploration. Updated Sept 2019

A.7 Statistical calculations relating to the tensile forces

A.8 Japanese Earthquake

References

Acknowledgements