Length Contraction
A Phenomenon In Special Relativity In Which Moving Objects Appear Shortened Along The Direction Of Motion.
Time Dilation
Time Dilation
A Phenomenon In Special Relativity In Which Time Passes More Slowly For Objects Moving At High Speeds.
Spacetime
Spacetime
A Four Dimensional Continuum Combining Space And Time, Central To Relativity.
General Relativity
General Relativity
A Theory Describing Gravity As The Curvature Of Spacetime Caused By Mass And Energy.
Special Relativity
Special Relativity
A Theory Describing The Relationship Between Space And Time At High Speeds, Including Time Dilation And Length Contraction.
Relativity
Relativity
A Branch Of Physics Developed By Einstein That Includes Special And General Relativity.
Blackbody Radiation
Blackbody Radiation
The Electromagnetic Radiation Emitted By An Ideal Object That Absorbs All Incident Electromagnetic Waves.
Plancks Constant
Plancks Constant
A Fundamental Constant In Quantum Mechanics Relating The Energy Of A Photon To Its Frequency.
Photoelectric Effect
Photoelectric Effect
A Phenomenon In Which Electrons Are Ejected From A Material When It Absorbs Photons, Supporting Wave Particle Duality.
Ionization Energy
Ionization Energy
The Amount Of Energy Required To Remove An Electron From An Atom, Related To Quantum Mechanics.