swap_horiz Galilean invariance Alternatives

1

Maxwell's equations

Maxwell’s equations represent a cornerstone of classical electromagnetism. These four equations detail how electric and...

Classical Electromagnetism Waves Field Theory

9.8 Brilliant

2

General relativity

Einstein’s general relativity is a theory of gravitation explaining its effects through the warping of spacetime. Mass a...

Relativity Gravity Spacetime Einstein

9.7 Brilliant

3

Mass-energy equivalence

Einstein’s mass-energy equivalence demonstrates that mass and energy are equivalent forms of the same thing. The equatio...

Relativity Energy Einstein Mass

9.7 Brilliant

4

Newton's laws of motion

Newton’s laws of motion are fundamental principles in classical mechanics. They explain how objects move based on inerti...

Classical Motion Mechanics Laws

9.7 Brilliant

5

Noether's theorem

Noether’s theorem establishes a core principle of theoretical physics. It states that for any continuous symmetry presen...

Conservation Symmetry Theorem Field Theory

9.7 Brilliant

6

Special relativity

Special relativity, developed by Albert Einstein, is a theory explaining the relationship between space and time. It dem...

Modern Relativity Spacetime Einstein

9.6 Brilliant

7

Second law of thermodynamics

The second law of thermodynamics describes a fundamental principle governing energy transfer and transformation. It dict...

Classical Thermodynamics Entropy Heat

9.6 Brilliant

8

Newton's law of universal gravitation

Newton's law of universal gravitation describes the attractive force between any two objects possessing mass. It dictate...

Classical Force Gravity Inverse Square

9.5 Brilliant

9

Lorentz invariance

Lorentz invariance is a fundamental principle in physics stating that physical laws are consistent across all inertial f...

Relativity Symmetry Spacetime Field Theory

9.3 Excellent

10

Equivalence principle

The equivalence principle, proposed by Einstein, describes a fundamental connection between gravity and acceleration. It...

Relativity Inertia Gravity Einstein

9.3 Excellent

11

Time dilation

Time dilation is a phenomenon predicted by Einstein’s theory of relativity. It describes the difference in elapsed time...

Time Relativity Gravity Velocity

9.2 Excellent

12

Gravitational waves

Gravitational waves are disturbances in the fabric of spacetime generated by extremely energetic events like merging bla...

Astronomy Relativity Gravity Waves

9.2 Excellent

13

Conservation of angular momentum

The principle of conservation of angular momentum states that a rotating object’s resistance to changes in its rotation—...

Conservation Rotation Symmetry Mechanics

9.2 Excellent

14

Lagrangian mechanics

Lagrangian mechanics is a formulation of classical physics that utilizes a system’s generalized coordinates and their ra...

Action Classical Mechanics Variational

9.2 Excellent

15

Lorentz transformation

The Lorentz transformation provides a method for converting spatial coordinates and time intervals between inertial fram...

Relativity Velocity Symmetry Spacetime

9.2 Excellent

16

Gauge symmetry

Gauge symmetry is a fundamental concept in physics describing how physical laws persist despite changes in space and tim...

Fundamental Symmetry Field Theory Particles

9.2 Excellent

17

Higgs mechanism

The Higgs mechanism is a foundational concept in particle physics describing how elementary particles gain mass. It post...

Particle Symmetry Mass Particles

9.2 Excellent

18

Length contraction

Length contraction is a consequence of Einstein’s theory of special relativity. It describes how measurements of an obje...

Relativity Space Motion Measurement

8.7 Great

19

Geodesic motion

Geodesic motion represents a fundamental concept in physics concerning how objects move within spacetime. It dictates th...

Relativity Geometry Motion Gravity

8.6 Great

20

Inertial frame of reference

An inertial frame of reference is a coordinate system that moves with constant velocity or remains at rest. It's notable...

Relativity Motion Mechanics Reference Frame

8.3 Great