# What is the hardest scientific theory?

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## What is the hardest scientific theory?

These are 10 of those theories, which are incredibly hard to understand.

• Simulacra and Simulations. ...
• Vasiliev Equations. ...
• Maxwell's Equations. ...
• Gödel's Incompleteness Theorem. ...
• The Theory of General Relativity.
• Quantum Mechanics.
• We Live on the Event Horizon of a Four Dimensional Black Hole.

## What is gravity theory?

The Newtonian theory of gravity is based on an assumed force acting between all pairs of bodies—i.e., an action at a distance. When a mass moves, the force acting on other masses had been considered to adjust instantaneously to the new location of the displaced mass.

## What are the three laws of gravity?

Newton's Three Laws of Motion

• Every object in a state of uniform motion will remain in that state of motion unless an external force acts on it.
• Force equals mass times acceleration [ ].
• For every action there is an equal and opposite reaction.

## Can gravity be reversed?

In the 20th century, Newton's model was replaced by general relativity where gravity is not a force but the result of the geometry of spacetime. Under general relativity, anti-gravity is impossible except under contrived circumstances.

## What frequency is gravity?

In general, gravitational wave frequencies are much lower than those of the electromagnetic spectrum (a few thousand hertz at most, compared to some 1016 to 1019 Hz for X-rays). Consequently, they have much larger wavelengths – ranging from hundreds of kilometres to potentially the span of the Universe.

## Can magnets create gravity?

Because an electromagnetic field contains energy, momentum, and so on, it will produce a gravitational field of its own. This gravitational field is in addition to that produced by the matter of the charge or magnet.

## Why does gravity bend space time?

Also, under Einstein's theory of general relativity, gravity can bend time. ... When anything that has mass sits on that piece of fabric, it causes a dimple or a bending of space-time. The bending of space-time causes objects to move on a curved path and that curvature of space is what we know as gravity.

## What is more powerful than gravity?

The strong nuclear force, also called the strong nuclear interaction, is the strongest of the four fundamental forces of nature. ... times stronger than the force of gravity, according to the HyperPhysics website. And that's because it binds the fundamental particles of matter together to form larger particles.

## Does Earth have a magnetic field?

The Earth is composed of layers having different chemical compositions and different physical properties. The crust of the Earth has some permanent magnetization, and the Earth's core generates its own magnetic field, sustaining the main part of the field we measure at the surface.