Sun Dogs. 6,7 They used cameras in the bomb bay of a World War II surplus B-17G aircraft to photograph sun glitter on the Pacific Ocean near Hawaii. Site members have full access to an ad-free, print-friendly version of the site. The sun's rays are strongest between 10 a.m. and 4 p.m. Limit exposure to the sun during these hours, even in winter and especially at higher altitudes. The sun was like a celestial fireball in the sky. The Latin word for Sun is “sol,” which is the main adjective for all things Sun-related: solar. "with the sun") is a relatively common halo, an atmospheric optical phenomenon mostly associated with the refraction of sunlight by small ice crystals making up cirrus or cirrostratus clouds. Sunrise and sunset are defined as the instant when the upper limb of the Sun’s disk is just touching the horizon, this corresponds to an altitude of -0.833° degrees for the Sun. Azimuth, sunrise sunset noon, daylight and graphs of the solar path. 2500 pages of free content are available only online. The strongest support for the role of sunlight in health, however, comes from its effect on mood. The sun was a … Do not burn. Sunray definition is - a ray of sunlight. Its beams were scorching the land and sent the lake a-glitter with golden sparkles. Sunburns significantly increase the lifetime risk of developing skin cancer, especially for children. More than 250,000 words that aren't in our free dictionary Love words? Click here to learn more. You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.. Start your free trial today and get unlimited access to America's largest dictionary, with: . To see The Solar System, Eclipse and Science vocabulary vocabulary word lists, please go to the home page for word games, interactive worksheets, word puzzles and themed content that align with Common Core Standards. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind. A sun dog or sundog (scientific name parhelion, plural parhelia, e.g. Size and Distance With a radius of 432,168.6 miles (695,508 kilometers), our Sun is not an especially large star—many are several times bigger—but it is still far more massive than our home planet: 332,946 Earths match the mass of the Sun. 1a : oval. There are no fees. EnchantedLearning.com is a user-supported site. Another term used is sunbow (an arch resembling a rainbow made by the sun shining through vapor or mist). Suggested changes/ corrections Ecliptic to Elliptic : (from ellipse. NASA.gov brings you the latest images, videos and news from America's space agency. different grouping of words, you can write the following: I sat down by a glass-clear lake. Calculation of sun’s position in the sky for each location on the earth at any time of day. In 1951, Charles Cox and Walter Munk found a more quantitative way of using glitter patterns to derive a statistical model for the complete wave-slope distribution. Thanks for the list quite helpful. In the afternoon, it began to get cloudy. 2 thoughts on “ A – Z of Science Fiction words ” Chris Higgins December 15, 2018 at 4:01 am. “ sol, ” which is the main adjective for all things Sun-related: solar dog or sundog scientific! Elliptic: ( from ellipse, it began to get cloudy words that are n't in free... Corrections Ecliptic to Elliptic: ( from ellipse support for the role sunlight. Developing skin cancer, especially for children pages of free content are available online... 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