Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. scientific concepts

Narrower term/s

• spectrum[+]
  • visible spectrum
• earth sciences concepts[+]
  • tides [+]
    • tidal waves [NP]
  • seasons [+]
    • autumn
    • spring (season)
    • summer (season)
    • winter
  • natural events [NP] [+]
    • avalanches
    • floods (natural events)
    • storms [+]
      • cyclones [+]
      • duststorms
      • ice storms
      • monsoons
      • sandstorms
      • snowstorms [+]
      • thunderstorms
      • windstorms
      • hailstorms
    • earth movements [+]
      • earthquakes
      • landslides
      • mudflows
      • frost heaves
      • subsidences
      • continental drift
      • volcanic eruptions
      • mass wasting [+]
    • meteors (events) [+]
      • bolides
    • waves (natural events) [+]
      • tidal waves
    • rainbows
    • eclipses (astronomical) [+]
      • solar eclipses
      • lunar eclipses
    • natural phenomena
    • extinctions (natural events)
    • ice ages
    • warming periods (global events)
    • aṣṭagraha
  • [weather and related phenomena] [+]
    • climate [+]
      • desert climate
      • polar climate
      • temperate climate
      • tropical climate
      • paleoclimate
      • subtropical climate
    • weather
    • dew point
    • drought
    • precipitation [+]
      • hail
      • rain
      • snow (precipitation)
      • sleet
      • drizzles
      • neblinas
    • fog
    • frost
    • wind (weather phenomena) [+]
      • north wind
      • south wind
      • west wind
      • east wind
    • lightning
    • dew
    • microclimate
    • currents (weather phenomena) [+]
      • El Niño (oceanic current)
  • sea level
  • times of day [+]
    • day (daylight hours)
    • night
    • dawn (time of day)
    • dusk
    • morning
    • afternoon
    • noon
    • evening
    • sunrise
    • sunset
  • earth features [+]
    • sky
    • clouds [+]
      • cirrus clouds
      • cirrostratus clouds
      • cirrocumulus clouds
      • altostratus clouds
      • altocumulus clouds
      • nimbostratus clouds
      • cumulus clouds
      • stratus clouds
      • cumulonimbus clouds
      • stratocumulus clouds
    • physical features [+]
      • undersea features [+]
      • former physical features
      • sections of physical features
      • hydrographic features [+]
      • hypsographic features [+]
      • vegetation features [+]
      • lost physical features
    • earth (features)
  • biomes [+]
    • freshwater biomes
    • marine biomes
    • desert biomes
    • forest biomes [+]
      • rainforest biomes
      • coniferous forest biomes
      • temperate deciduous forests biomes
    • grassland biomes
    • tundra biomes
    • shrubland biomes
  • environment (earth sciences concept)
• vibration (physical)
• reflection (action)[+]
  • diffuse reflection
  • specular reflection
• capillarity
• diffraction[+]
  • electron diffraction
  • x-ray diffraction [+]
    • x-ray powder diffraction
    • micro x-ray diffraction
  • neutron diffraction [+]
    • small angle neutron scattering
• oscillation
• [magnetism and related concepts][+]
  • magnetism [+]
    • geomagnetism
    • remanent magnetism [+]
      • archaeomagnetism
      • thermoremanence
      • paleomagnetism
    • electromagnetism
  • magnetism-related concepts [+]
    • nuclear magnetic resonance
    • electron spin resonance
  • magnetic field
• physics concepts[+]
  • [energy and related concepts] [+]
    • energy [+]
      • electricity [+]
      • heat [+]
      • kinetic energy
      • potential energy
      • radiation (energy) [+]
    • energy-related concepts [+]
      • light-related concepts [+]
      • heat-related concepts [+]
      • electricity-related concepts [+]
      • elastic waves
  • pressure [+]
    • air pressure
    • atmospheric pressure
    • earth pressure
    • vapor pressure
    • water pressure
    • vacuum
  • acoustics concepts [+]
    • sound absorption
    • sound (acoustics) [+]
      • ultrasound
    • echo
    • acoustic transmission
    • pitch (acoustics concept)
    • resonance (acoustics concept)
    • acoustic emission
    • timbre (acoustics concept)
    • silence
  • mechanics concepts [+]
    • force (mechanics concept)
    • dynamics (mechanics concept) [+]
      • statics (dynamics)
      • entropy
      • motion
      • acceleration
      • centrifugal force
      • centripetal force
      • inertia
      • momentum
      • rotation
      • torque (dynamics)
      • speed (dynamics concept)
      • aerodynamics [NP]
      • kinetics (dynamics)
      • kinematics [NP] [+]
      • thermodynamics
      • flow (physics)
      • velocity (dynamics concept)
    • [mechanics by specific application] [+]
      • soil mechanics
  • time
  • optical concepts [+]
    • optics [NP] [+]
      • fiber optics
      • x-ray optics [+]
    • resolution (optical concept) [+]
      • high resolution
      • low resolution
    • color systems [NP] [+]
      • CMYK (color model)
      • RGB (color model)
      • Munsell color system
      • Universal Color Language
      • Ostwald system
• absorption coefficient
• locomotion
• refractive index
• flotation
• contact angle
• astronomical concepts[+]
  • extraterrestrial bodies [NP] [+]
    • planets
    • comets
    • meteorites
    • meteoroids
    • asteroids
    • galaxies
    • planetary bodies
    • dwarf planets
    • moons [+]
      • Galilean satellites
      • moonmoons
    • asteroid belts
    • satellites (natural) [+]
      • regular satellites
      • irregular satellites
    • stars (extraterrestrial bodies) [+]
      • suns (stars)
    • constellations [+]
      • mamalhuaztli (constellation)
      • Messier 45
    • star clusters
  • orbits
  • planetary systems
  • space (astronomical concept)
• geographic concepts[+]
  • street addresses
  • triangulation stations
  • astronomical stations (coordinates)
  • latitude (geographic)
  • longitude
  • coordinates (geographic)
  • place types
• geological concepts[+]
  • geological formations [+]
    • speleothems [NP] [+]
      • stalagmites
      • stalactites
• fire (physical concept)
• universe

Anotations

Scope note:

Concepts in the sciences that deal with the inorganic world, such as those concepts related to astronomy, Earth science, physics, and chemistry.