Black Holes and Theory of Relativity

Who is credited with the invention of General Relativity?

• Niels Bohr

• Albert Einstein

• Max Planck

• Isaac Newton

What does General Relativity primarily describe?

• Thermal dynamics

• Gravitational forces

• Quantum states

• Electromagnetic forces

What is the significance of spacetime being locally flat in General Relativity?

• It simplifies mathematical calculations

• It indicates no gravity

• It means spacetime obeys the rules of special relativity

• It suggests spacetime is infinite

What is a pseudo-Riemannian manifold?

• A chemical compound

• A type of particle

• A model of spacetime in General Relativity

• A type of quantum state

What does the curvature of spacetime suggest in General Relativity?

• Existence of black holes

• Gravitational forces at play

• Expansion of the universe

• Presence of dark energy

What are the Einstein Field Equations used for in General Relativity?

• To predict electromagnetic phenomena

• To describe quantum effects

• To calculate chemical reactions

• To predict gravitational effects

Which celestial body's orbit did General Relativity help predict more accurately?

• Mars

• Venus

• Jupiter

• Mercury

What principle explains why we feel gravity on Earth according to General Relativity?

• Hubble's law

• Conservation of energy

• Equivalence principle

• Uncertainty principle

Why does General Relativity not explain quantum mechanical phenomena?

• It is only a theory

• It only applies at large scales

• It contradicts quantum mechanics

• It uses different mathematical models

How long have physicists been trying to reconcile General Relativity with quantum mechanics?

• Over 50 years

• Over 90 years

• Over 120 years

• Over 30 years