Nouns denoting natural phenomena
- glow
- the amount of electromagnetic radiation leaving or arriving at a point on a surface
- cold wave
- a wave of unusually cold weather
- alpha rhythm
- the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
- electricity
- a physical phenomenon associated with stationary or moving electrons and protons
- interreflection
- reciprocal reflection between two reflecting surfaces
- El Nino
- (oceanography) a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time
- action spectrum
- the efficiency with which electromagnetic radiation produces a photochemical reaction plotted as a function of the wavelength of the radiation
- glow
- a steady even light without flames
- near gale
- wind moving 32-38 knots; 7 on the Beaufort scale
- optical aberration
- an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
- ground effect
- apparent increase in aerodynamic lift experienced by an aircraft flying close to the ground
- mechanical phenomenon
- a physical phenomenon associated with the equilibrium or motion of objects
- cross-linkage
- a side bond that links two adjacent chains of atoms in a complex molecule
- barometric pressure
- atmospheric pressure as indicated by a barometer
- rainfall
- water falling in drops from vapor condensed in the atmosphere
- snow eater
- a warm dry wind blowing down the eastern slopes of the Rockies
- candlelight
- the light provided by a burning candle
- ferrimagnetism
- a phenomenon in ferrites where there can be incomplete cancellation of antiferromagnetic arranged spins giving a net magnetic moment
- languor
- oppressively still air
- ballistic trajectory
- the trajectory of an object in free flight
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