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  1. All Key Terms
  2. Principles of Physics IV

Browse all Principles of Physics IV Key Terms

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|l| = √(l(l+1)) ħ
α decay
β+ decay
β- decay
γ factor
δe = gμb b
δe = μ_b b m_l
δeδt ≥ ħ/2
δxδp ≥ ħ/2
4-vectors

A

Absolute dating
Absolute motion
Absorption spectra
Absorption spectrum
Advanced fuels
Age of the Earth
Albert A. Michelson
Albert Einstein
Alice Experiment
Alkali metals
Allowed transitions
Allowed values of m_l
Alpha Decay
Alpha particle
Alpha particles
Angular momentum commutation relations
Angular momentum conservation
Angular Momentum Operator
Angular momentum quantum number
Anions
Annihilation
Anomalous Zeeman Effect
Antineutrino
Antineutron
Antiparticles
Antiproton
Archaeology
Artificial transmutation
Astrophysics
Atlas Experiment
Atomic Clocks
Atomic fingerprints
Atomic mass unit (amu)
Atomic mass units
Atomic spectra
Aufbau Principle
Auger electron spectroscopy
Axion
Azimuthal Quantum Number

B

Balmer Series
Baryon
Baryon asymmetry problem
Baryon number conservation
Baryons
Basis Set Expansion
Be = δm c²
Becquerel
Bell's Theorem
Beta decay
Beta particle
Beta particles
Bethe-Weizsäcker formula
Big bang nucleosynthesis
Binding energy
Binding energy per nucleon
Blackbody radiation
Bloch Theorem
Bohr Magneton
Bohr magneton (μ_b)
Bohr Model
Boiling water reactor
Boltzmann Distribution
Born Rule
Bose-Einstein condensate
Bose-Einstein Condensates
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every AP exam is fiveable

Fiveable
Study Content & Tools
Study GuidesPractice QuestionsGlossaryScore Calculators
Company
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Resources
AP ClassesAP Classroom
history
🌎 ap world history🇺🇸 ap us history🇪🇺 ap european history
social science
✊🏿 ap african american studies🗳️ ap comparative government🚜 ap human geography💶 ap macroeconomics🤑 ap microeconomics🧠 ap psychology👩🏾‍⚖️ ap us government
english & capstone
✍🏽 ap english language📚 ap english literature🔍 ap research💬 ap seminar
arts
🎨 ap art & design🖼️ ap art history🎵 ap music theory
science
🧬 ap biology🧪 ap chemistry♻️ ap environmental science🎡 ap physics 1🧲 ap physics 2💡 ap physics c: e&m⚙️ ap physics c: mechanics
math & computer science
🧮 ap calculus ab♾️ ap calculus bc📊 ap statistics💻 ap computer science a⌨️ ap computer science p
world languages
🇨🇳 ap chinese🇫🇷 ap french🇩🇪 ap german🇮🇹 ap italian🇯🇵 ap japanese🏛️ ap latin🇪🇸 ap spanish language💃🏽 ap spanish literature

go beyond AP

high school exams
✏️ PSAT🎓 Digital SAT🎒 ACT
honors classes
🍬 honors algebra II🐇 honors biology👩🏽‍🔬 honors chemistry💲 honors economics⚾️ honors physics📏 honors pre-calculus📊 honors statistics🗳️ honors us government🇺🇸 honors us history🌎 honors world history
college classes
👩🏽‍🎤 arts👔 business🎤 communications🏗️ engineering📓 humanities➗ math🧑🏽‍🔬 science💶 social science
TermsPrivacyCCPA
© 2025 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.