Main glossary 
Absolute error
Absolute
magnitude
Absolute zero
Absorbance
Accelerant
Acceleration
Accelerometer
Achromatic doublet
Acoustics
Action and reaction
Adhesion
Adiabatic
Advection
After-image 
Air resistance
Airy disc
Alpha
decay
Alternating current
Ampere (Amp)
Amplifier
Amplitude
Anaglyph
Analog
Anemometer
Angular frequency
Angular momentum
Angular variable
Angular velocity
anisotropic
Anode ...
(see _Cathode)
antimatter
Anvil cloud
Aperture
Apparent depth
Apparent weight
Approximations
Arc (electric)

Aspherical
optics
Astronomy and astrophysics
terms 
Atomic mass unit
Atwood's machine
Aurora
Background radiation
Baffle board
Balmer series
Banking (on corners)
Barrel distortion

Baryons
Battery
Bead
lightning
Beats
Becquerel
Bernoullie's principle
Beta decay
Binding energy (per nucleon)
Binocular depth perception
Binoculars
(Galilean and prismatic)
Black body
Black body (cavity)
radiation 
Black
hole
Blackout
Bloomed lens
Bohr's model of the
atom
Boyle's law
Bremsstrahlung
Brewster angle
Brown dwarf
Brownian motion
Buoyancy (force) 
Calibration
Candela
Capacitance
Capillary wave
Carbon
footprint
Carnot cycle (engine)
Carnot efficiency
Cartenary
Cathode ... see (_Anode)
Cathode ray tube
Caustic (by reflection)
Cavitation
Celsius scale of
temperature
Center of gravity

Center
of mass
Centrifugal force
Centrifuge
Centripetal force
Cepheid variable
Cerenkov
radiation
Chain reaction
(fission)
Chandrasekhar
limit
Change of state .-melting
..... -evaporation
......-sublimation
Charles' law
Chladni
figure
Chromatic aberration

Circuit diagram
Closed boundary
... see... _Open
boundary
Cluster ballooning
Coefficient of linear
expansion (a)
Coefficient of performance
Coefficient
of restitution
Coefficients
of friction
Coherence
Cohesion
Colloidal particle
Colorblind
Color ... -Primary
color
..
-Secondary color
.. -Color
temperature
Color
vision
Complimentary colors
Concave 
Conductance (electrical)
Conduction (thermal)
Conductivity
(thermal)
Conductor (electric)
Conical
pendulum
Conservation (of energy)
Conservation (of momentum)
Convection
Conventional current
Convex lenses and
mirrors 
Core meltdown
(Chernobyl)
Coriolis
force
Corking
Corona (Diffraction halo)
Corona
discharge
Coronal mass ejection
(CME)
Cosmic rays
Cosmic microwave
background
Cosmology
Coulomb
Critical
mass
Curie temperature
Current balance
Curve ball
Cycle reflector
Cyclotron
Damage
in colisions 
Damping
Dead
water
de Broglie wavelength
Decibel
Declination
Deep water gravity
waves
Density
Depth of field
Dew-point
Diamagnetic
Dichroic
Dielectric 
Diffraction
Diffraction grating
Diffraction halo
Diffusion
Digital (meters etc.)
Digital images
Dimensions
Diode
Diopter (lens power)
Dipole 
Direct-vision prism
Dispersion
Dissonance
Displacement
Domains (magnetic)
Doped semiconductor
Doppler effect
Double refraction
Drag
Drag coefficients (in air)
Dynamic speaker

Earthquake (seismic)
wave
Efficiency
Elasticity
Electret
Electric field
strength
Electric potential
energy
'Electricity'
electromagnetic
induction
Electromagnetic
spectrum 
Electron (charge)
Electron (discovery)
Electron Volt
Electroscope
emf
[Electro-Motive-Force] (E)
Emission spectra
Emissivity
EMP
(electromagnetic pulse)
Empirical relationship
Endothermic
Entropy 
Epicenter
Equipartition of
energy
Equilibrium
Equipotentials
Errors (uncertainties)
Escape velocity
Event horizon
Exothermic
Expansion (thermal coefficient of)
Explosion
Exponential decay
Extrapolation
Eyes

Fahrenheit scale
of temperature
Farad
Faraday cage
Faraday's law
Fermat's
principle
Ferromagnetic
FFT (fast Fourier transform)
Field
Fire
piston
First-order diffraction
grating
Fission
Fluorescence
Flux (magnetic)

Fog
Fog
bow
Foucault's pendulum
Fourier series
Frame of reference
Franck-Hertz demonstration
Frequency
Fresnel equations
Fresnel lens
Friction 
Fusion
'g-force'
Galaxy
Gamma ray
Gamma
ray burst
Galvanometer
Gauss
Geiger counter
Generators (electric current)
Geosynchronous
orbit
Glass
harmonica
Gold
leaf
Gravitational field
strength
Gravity
Gravity at sea
level
Gravity-waves in
deep water
Green flash
Greenhouse
effect
Group velocity

Hadron
Half-life
Hall effect
Halo
Hardness
Harmonic
Heat pump
Heat transfer
Heavy
water
Heidegger's
brush
Heisenberg's
uncertainty principle
Helium
balloons
Helmholtz coils

Henry
Hertzsprung-Russell
diagram
Hologram
Hooke's law
Horsepower
How
Things Work (Archive)
Hubble's constant
Humidity
Hurricane
Huygens' principle
hysteresis 
Ice crystal halo
Ice
pillar
Ideal gas
Implosion
Impulse
Incoherence
Inductance
Induction ...
-electrostatic induction
-electromagnetic induction
Inelastic
Inertia
Inertial balance
Inferior mirage
Infrared image

Insulator
Interference ( ... in thin films)
Interference
(The two source pattern)
Internal
resistance ( ... of a power supply)
Internal waves
Ionization energy (potential)
Ionizing radiation
Ionosphere
Iridescence
Isotope
Isotropic 
Joule (James)
K-H instability
Kaons
Kelvin
Kepler
Kinematic equations
Kinetic energy
Kinetic theory of
gasses
Kirchhoff's rules

Laminar flow
Lapse rate
Laser (Helium-Neon)
Latent heat
Lateral inversion
LCD
(liquid crystal display)
LED (Light
emitting diode)
LEP
(Light emitting polymer)
Leidenfrost effect
Lens maker's formula
Lenses
(non spherical)
Lepton
Lift

Lightning
Lightning
rod
Lode stone
Log graph
Longitudinal wave
Lumen
Luminescence

Magnetic field
strength
Magnetic North
Magnetosphere
Magnifying glass
Magnitude
(of a star)
Magnus effect
Mass
Mass defect (nuclear)
Mass spectrometer
Maximum
deviation
Maxwell-Boltzman
distribution
Meniscus lens

Meniscus (water)
Mesons
Micron (m)
Microscope
Microwaves
Microwave background
Millikan's experiment
Minimum deviation
Mirage (Inferior)
Mirage (Superior)
Model

Moment (of a force)
Moment of inertia
Moments
of inertia (for uniform extended bodies)
Momentum (angular)
Momentum (linear)
Moseley's law
Motion detector
Mushroom
cloud 
Near
point (of the eye)
Neutrino
Neutron
Neutron (discovery)
Neutron star (pulsar)
Newton's balls (cradle)
Newton's law (postulate)
of universal gravitation
Newton's rules
(laws)
Newton's rings
No-parallax
Nodal lines
Normal ...
Nova
Nuclear binding
energy
Nucleation 
Ohm's law (rule)
Olbers'
paradox
Open boundary ... see... _Closed boundary
Optical density
Optical fiber
Optical illusions
Optical
path length
Optical pyrometer
Optics
Optics
(brief history)
Order
of magnitude
Oscilloscope
Ozone hole

Parabolic motion
Parallax error
Parallax angle
Paramagnetic
Partial reflection
Parsec
Period
Percentage error
Phase
Photoelectric effect
Photomultiplier

Phonon
Photon
"Physical terms"
Pion
Pincushion distortion
Pinhole
effect
Planck's
constant
Planetary nebula
p-n junction
diode
Point-contact transistor
Poisson's
ratio
polarization
Ponzo
(horizon) illusion
Positron
Power (electric)
Power (hydro)
Power (mechanical)
Power
(optical)
Pressure 
Primary color
Prism (direct vision)
Projectile motion
proportional
Proton
Proton (discovery)
Ptolemy
Pulfrich's
illusion
Pulsar
(neutron star)
Pyrometer (optical) 
Quantum mechanics
Quark
Quartz
QUESAR
Radian
Radiation (heat)
Radiation (electromagnetic spectrum)
Radioactive decay
Rainbow (primary)
Rainbow (secondary)
Random error
Rattleback (Celt) 
Ray
diagram
Rayleigh's criterion
(for image resolution)
Reaction force (R or N)
Real image ... see ... _Virtual image
Recoil
Rectifier
Red dwarf
Red giant
Red shift (cosmological)
Reflectance
(normal incidence)
Reflection
Refractive index
Reference circle

Refrigerator
Relativity
Reluctance
Resistance
Resistivity
Resonance
Restitution
(coefficient of ...)
-at normal
incidence
-at oblique
incidence
Reverberation (time)
Reversible
process
Reynold's number

Richter scale
Rigid body
Ring laser
Rocket
Root mean square
(rms)
Rutherford scattering
Rydberg's formula

Scalar
Scale
Scattering
Schrödinger's
model of the atom
Scintillation counter
Secondary (subtractive)
colors
Seiche waves
Seismograph
Semiconductor
Semilog
graph
Shallow
water gravity waves
Shock wave
Short circuit

Simple harmonic motion
Simple pendulum
Single slit diffraction
Skid distance
Skin effect
Sky-diving
Slingshot
effect
Snell's law
Solar wind
Solar cell
Solar
constant
Solenoid
Solubility
Sonic
boom 
Sound barrier
Speaker
Specific heat capacity
Specific
impulse
Spectral
colors
Spectrometer
Speed
Speed of light
speed
of sound (in air)
spherical aberration
Spherometer
Spin
Spring constant
(k) 
Standard deviation
Standing wave
Stereopsis
(binocular vision)
Stimulated emission
Stirling
engine (cycle)
Stokes' law
String
theory
Sublimation (specific heat of)
Sunburn
Superconductivity
Superior mirage
Supernova 
Super-heating
Supernumary arcs
surface tension
Symbols (electric circuits)
Systematic error

Telescope (Galilean)
Telescope (refracting)
Telescope (reflecting)
Telescope (gamma ray)
Television (invention of)
Tension
Temperature (scales)
Terminal velocity
Tesla (coil)
Theory
Thermal expansion
_coefficient (a)
_forces 
Thermal
conductivity (k)
Thermal equilibrium
Thermal imaging
Thermionic emission
Thermochromatic
paint
Thermocouple
Thermodynamics
Thermopile
Thin film (interference)
Thin lens formula
Tides (in the sea)

Thomas
Young
Tornado
Torque
Torsional pendulum
total internal
reflection
Trajectory
Transformer
Transistor
Translucence
Transmittance
Transparency

Transverse wave
Triode
Triple point
(of water)
Tropopause
Tsunami
Tunneling
Turbidity
Turbulent flow

Ultrasound
Unified field theory
Units (the
MKSA system)
Uranium decay series
UV
light
Vector
Vector addition (diagrams)
Velocity
Viscosity
Virtual image
... see ... _Real
image 
Volt
Volta
Vortex (torroidal)
Water-drop model
Waterspout
Watt (James)
Wave equation
Wavelength
Wave
machine
Wave/particle duality
Weight 
Wein's law
White dwarf
Wilson cloud chamber
Wind
mill
Work
Work function
X-ray
Young's double
slit experiment
Young's
modulus
Zerodur®
Zone
plate
Zoom lens 
Index