[DOC] [TLE] Rainbow - Wikipedia [PAR] A rainbow is a meteorological phenomenon that is caused by reflection, 
refraction and ... Rainbows can be full circles; however, the average observer 
sees only an ... visibility conditions, the larger but fainter secondary rainbow is 
often visible. .... every rainbow is a circle, but from the ground, only its upper half 
can be seen. [DOC] [TLE] Circular rainbow: Rare optic effect seen from the air. - Slate [PAR] Sep 17, 2014 ... So, to see a rainbow, you face away from the Sun (180), then look about ... the 
light back toward you, and you get a rainbow, with the colors spread out a ... We 
see rainbows in the sky because in general the ground is close to you. ... 
Incredible full circle rainbow (and secondary, too) seen from an airplane. [DOC] [TLE] Jeopary Questions page 1429 - "C.B." - TriviaBistro.com [PAR] SKYWATCH: From the ground you only see half of this colorful effect; from a 
plane it is often seen as a full circle  INTELLIGENT FILMS: A 7-year-old chess... [DOC] [TLE] Rainbows: How They Form & How to See Them - Live Science [PAR] Mar 15, 2011 ... Indeed, rainbows often indicate that the rain has passed. Generally, it will be 
sunny when you see a rainbow, but rain clouds (usually cumulonimbus ) will be 
... Light leaving the prism spreads out into a continuous band of colors called a 
spectrum. ... If the sun is setting or rising, a full half-bow can be seen. [DOC] [TLE] Window Seat: The Art of the Circle Field - TheScreamOnline [PAR] My friend Kenny Helphand, a landscape architect, told me he'd already seen a ... 
is water: not only rivers and streams, but the water table itself under the ground. 
From high above, you can see as clear as day, by changes in the color of the soil, 
.... The result is this wonderful geometric effect of circles within squares, which I... [DOC] [TLE] How to see a whole circle rainbow | Earth | EarthSky [PAR] Apr 15, 2016 ... It's possible to see the whole circle of a rainbow - but sky conditions have to ... 
you'd see that some rainbows continue below the horizon seen from closer to sea
-level. ... Pilots do sometimes report seeing genuine full-circle rainbows. ... Yes, 
but they're most often seen by pilots, who have a good view of the... [DOC] [TLE] Rainbow Formation - The Physics Classroom [PAR] As you sight into the sky, wavelengths of light associated with a specific color 
arrive at ... The net effect of the vast array of droplets is that a circular arc of 
ROYGBIV is seen ... Observers on the ground only view the top half of the circle 
since the bottom half ... Yet observers in an airborne plane can often look both 
upward and... [DOC] [TLE] Stuff in the Sky - UWGB Home [PAR] May 21, 1997 ... Second, our eyes have evolved to see the light emitted by the sun, so our eyes ... 
This effect is greatest the closer the sun is to the horizon, so that the setting sun ... 
The green flash is often seen in the Arctic and Antarctic because the cold air is ... 
However, you can only see these from the ground when the... [DOC] [TLE] Day Into Night - Jim Kaler [PAR] Distant suns, they can hardly stop shining only to appear when they think night 
will blanket the heavens. ... When the Sun is high in the sky, it has a slightly 
yellowish color. ... The effect is caused by a combination of refraction and 
reflection. .... you may see the airplane's shadow surrounded by a full circle of 
colored light,... [DOC] [TLE] Why is the Rainbow a Semicircle? | Sciforums [PAR] Does this half to do with the angle of refraction? ... I've seen full circle rainbows, 
though this is more rare. The circular effect probably has to do with the shape of 
the ... You only see a semi-circle because either the earth gets in the

Question: From the ground you only see half of this colorful effect; from a plane it is often seen as a full circle
Answer: Rainbow